three times the sum of some number and 2 is equal to 15. Find the number?

Points d and e are midpoints of the sides of triangle abc. the perimeter of the triangle is 48 units. what is the value of t? ο ο ο ο 7t +

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

What point is the projection of q on a) r b) s c) t