Find the perimeter of the figure. ( its a square, and one side says 20 ft while another says 18ft. i am confused. )

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Identify the parent function that can be used to graph the function f(x)=3(x-9)2