Alguém pode me ajudar, por favor? Em um triângulo retângulo um cateto mede x, o outro mede x+7 e a hipotenusa mede 13. Determine a medida de cada cateto.

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x