What is the surface area of a square pyramid? Round your answer to the nearest 10th if necessary

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Evaluate the function , when d = {9, 15, 30}. r = {5, 7, 12} r = {6, 10, 15} r = {6, 10, 20} r = {5, 12, 20}

2pointswhat is the best next step in the construction of the perpendicular bisector ofab?