The foundation of a shed is in the shape of a square with an unknown side length. The diagonal of the square, from one corner of the foundation to the other, is 15ft. Which of the following equations could be used to find the length of a side of the square foundation? a) x^2=15
b) 2x^2=225
c) x^2=225
d) 2x^2=15

The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7