What is the volume of a pyramid that has a square base measuring 4 feet and a height of 7 feet? round to the nearest hundredth, if needed.

Ineed with number 17 i don’t get it at alll

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1