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Math Study
study for the math test
Question | Answer |
---|---|
Vertical Angles | Angles that are opposite of each other and equal. |
Adjacent Angles | Non - overlapping angles that share a ray. |
ray | o----------> |
complementary angles | angles that have a sum of 90 degrees |
supplementary angles | Angles that have a sum of 180 degrees |
circumference | the distance around the circle |
diameter | the distance across the circle through the center |
radius | the distance from the outside of the circle to the center |
what is the equation for circumference Diameter | C = Pi x d |
what is the equation for the circumference radius | C = 2 pi R |
what is the equation for finding the area of a circle? | A = pi r 2 |
is area squared | yes |
square/ rectangle equation: | Length x width (lw) |
Triangle equation: | 1/2 x base x height (1/2 bh) |