Is a triangle with sides of length 3 m, 4 m, and 5 m a right triangle? Explain.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Which of the following contains a variable?

I’m still confused on how to work the percentages