A child on a swing is pushed just once. The child moves a distance of 10 feet the first swing, and then only 83%as much as the previous swing for each one after. Which of the following sequences expresses the distance the child travels n swings after the first?
A
an=(10.83)n
B
an=(10.83)n
C
an=10(0.83)n
D
an=10(0.83)n

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.