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### 22 Cards in this Set

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• Back
 How do you find the arc length? A=sector angle/360*2*3.14r How do you find the circumference? 2*3.14R or 3.14D How do you find the hypotenuse? H square= A squared+ B squared How do you find the height of a cylander? H=V/pie R squared Volume of a cylander pie R squared H How do you find the radius? R squared= V/pie H How do you find the SA of cones? pie RL+ pie R squared Convert 1 Litre into cm cubed 1000cm cubed= 1 litre devide cm cubed by 1000 to get L and times by 1000 to get cm cubed how do you find the volume of a cuboid? V=WHL how do you find the volume of a triangular prism? 1/2BHL how do you find the volume of a cylander? V=pie R squared H how do you find the sa of the lateral surface? 2 pie R H how do you find the SA of the circular surface? pie R squared how do you find the toal SA? 2pie R squared + 2 pie R H Area of sector? sector angle/360* pie R squared Circle Theorem 1 When an inscribed angle and a sector angle are subtended by the same chord, then the sector angle is twice the size of the inscribed angle Circle Theorem 2 All inscribed angles subteneded by the same chord are equal (as long as they lie on the same side of the chord) Circle Theorem 3 When a diameter subtends an inscribed angle, the measure of that angle is alwase 90 Circle Theorem 4 In a cyclic quadrilateral opposite angles are suplementery they add up to 180 Circle Theorem 5 A tangent line touches the circle at exactaly one point. a radius drawn to that point is perpendicular to the tangent When dividing wich number do you punch into the calculator? the bottom!!!!!!:) What do we always need to remember when dealing with converting formulas? The brackets()