2-3 Additional Practice Parallel Lines and Triangle Angle Sums
For Exercises 1-15 find the value of each variable.

How long would it take for a ball dropped from the top of a 576-foot building to hit the ground? round your answer to two decimal places.

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?