Evaluate the following by hand showing all steps. use a u-substitution after completing the square, then follow with a trigonometric substitution.

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8