The length of one leg of a right triangle is 3 times the length of the other, and the length of the hypotenuse is 10. what is the length of the longest leg?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?