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geometry quiz 4/22
made on 4/21/14
description | formula |
---|---|
euler's thereom | F+V=E+2 |
surface area of a prism | SA= 2B+Ph |
lateral area of prism | LA= Ph |
surface area of a right cylinder | SA= 2πr^2 + 2πrh |
lateral area of a right cylinder | LA= 2πrh |
surface area of an oblique cylinder | SA= 2πr^2 + 2πrl |
surface area of a regular pyramid | SA= B + (Pl)/2 |
surface area of a cone | SA= πr^2 + πrl |
volume of a cube | V= s^3 |
volume of a prism | V=Bh |
volume of a cylinder | V=πr^2h |
volume of a pyramid | V=Bh/3 |
volume of a cone | V= (πr^2)h/3=Bh/3 |
volume of a frustum | V= (1/3)h(B1 + B2 + √B1B2) |
surface area of a frustum | SA= π(R+r) √((R-r)^2+h^2) + πR^2 + πr^2 SA= π(R+r)L + πR^2 + π^2 |
surface area of a sphere | SA= 4πr^2 |
surface area of a hemisphere | SA= 3πr^2 |
volume of a sphere | V= (4/3)πr^3 |
volume of a hemisphere | V= (2/3)πr^3 |
what is a great circle | the intersection formed when a plane contains the center of a sphere |
whats a hemisphere | the two congruent halves of a sphere that contain the great circle |
whats a diameter | a chord that contains the center |