A rectangular figure combine with another rectangular figure what is it called

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.