Based on the side lenghts given (a, b,and c), which triangles are right triangles

The average human heart beats 72 beats per minute. how many times does it beat in 15 seconds?

Svetlana's hair is 4 4 centimeters ( cm cm) long. her hair grows 1 . 5 cm 1.5cm per month. svetlana wants her hair to be less than 1 6 cm 16cm long. write an inequality to determine the number of months, m m, svetlana can allow her hair to grow so that it is less than 1 6 cm 16cm long.

Which of the choices shown could be used to prove that aacp=abcp ?