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53 Cards in this Set
- Front
- Back
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What is the measurement of an obtuse angle?
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Greater than 90 degrees
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Whole numbers begin with this number, then continue up the number scale.
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0
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Complete the sentence: If two angles are complementary...
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Their sum is 90 degrees
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Complete the sentence: If two angles are supplementary...
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Their sum is 180 degrees
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What is the probability of drawing a King from a standard deck of playing card?
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P(King) = 4/52 = 1/13
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What is the formula for calculating Distance?
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Distance = rate x time; d=rt
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What is the formula for calculating probability?
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P(E)=m/n; Probability (Event you want to measure)=ways of occurring/possible outcomes
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How does one calculate the area of a triangle?
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A=1/2bh
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What is the formula for calculating the area of a circle?
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A = Pi times r squared
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What is the formula for calculating the circumference of a circle?
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c = dπ, A=(2r)π
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What is the formula for calculating the area of a circle?
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A=π x r2
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In a geometric plane, which line is the x axis and which is the y axis?
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The horizontal line is the x axis. The vertical line is the y axis.
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What is the measurement of a right angle?
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90 degrees
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What is the volume and what is the formula to calculate volume?
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Volume is the interior of a figure that is three-dimensional. The formula to calculate volume is V=L...times... W..times..height
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What is the formula otherwise called the Pythagorean Theorem and what does it measure?
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a2 + b2 = c2 . It measures the lengths of a right triangle's 2 legs and its hypotenuse.
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What is the square root of 25?
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5
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33---don't know what the symbol is after the number?????
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729
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3/7 x 7/15
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1/5
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What is the measurement of an acute angle?
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Their sum is 90 degrees
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How is 15% written as a decimal?
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0.15
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What is the cubed root of 125?
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5
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To solve the problem t^2 x t, what do you do to the exponents?
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Add the exponents t^2 +^1=t^3
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What is another word for mean?
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Average
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Natural or counting integers begin with which number?
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1
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If two angles are congruent, they...
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Have the same measurement value
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When adding or subracting two fractions, are the numerators of the two fractions added? Are the denominators of two fractions added?
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Only the numerators are added together. Since the denominators are the same, they are not added together
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In a set of numbers, what is mode?
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The moe is the number that appears most frequently. There may be more than one mode, or no mode.
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Solve 3(y+5) = 8y
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y=3
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When solving the algebraic equation 2x(3+3), the first step is to...
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add 3 and 3
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Use the FOIL method (first, outer, inner, last) to solve: (x+5)(x-3)
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x^2+2x-15
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When solving linear equations such as 4x+5 = 17, what should one do first?
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Get all like terms on the same side. Subtract 5 from both sides. The result is 4x=12
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What is the formula to find Area?
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Area = length x width; a=lw
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How does one calculate the perimeter of a rectangle?
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Add up the length of all sides
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If two angles are congruent, they...
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Have the same measurement value
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When one multiplies or divides a positive number by a negative number, the answer is...
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Negative
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When one multiplies or divides a negative number by a negative number, the answer is...
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positive
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A whole number greater than 1 which has only two different whole number factors, 1 and itself, such as 5, is called a ...
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Prime number
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To get a decimal number from a fraction, what does one do to the fraction's numerator and denominator?
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Divide the numerator by the denominator to get the equivalent of the number as a fraction.
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When dividing two fractions, one first gets the reciprocal of the second fraction. Then what?
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Multiply the two fractions
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(a+b)+c=a+(b+c) is an example of which property?
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Associative property
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Do integers include both positive and negative numbers?
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Yes
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A+B=B+A is an example of which property?
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Commutative property
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When a base has an exponent of 2, that based is said to be...
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squared
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How does one find the mean of these four numbers: 30,40,42,58
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Add all the numbers, then divide their sum by for. The mean is 85.
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In a set of these numbers, 1,2,2,4,5,6, what is a range?
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The range is the value of the smallest number subtracted from the largest number in the set.
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What is median of 1,2,2,4,5,6
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The middle number in a set of numbers. Half the numbers are below the value of the median, half are above
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In the expression 5^3, which number is the base and which is the exponent?
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5 is the base; 3 is the exponent
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How is 15% written as a fraction?
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15/100, then can be reduced to 3/20
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When multiplying two fractions, are the numerators of the two fractions multiplied? Are the denominators of the two fractions multiplied?
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Yes and Yes
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a(b+c)=ab+ac is an example of which property?
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Distributive property
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A whole number that has three or more whole number factors, such as 6, is called a...
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Composite number
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May a fraction have 0 as a denominator?
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No, because division by 0 is undefined
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How is 25% written as a fraction in its lowest terms, and as a decimal?
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1/4, .25
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