Rectangle a mesasures 9 inches by 3 inches rectangle b is the scaled copy of rectangle a which measuresment pair can not represen the dimesion of rectangle b

for the first question it would be the second answer for the second question it would be the third answer and for the third question it would be the first answer

step-by-step explanation:

a triangular prism is a 3 dimensional shape composed of triangles and rectangles. it is made from two triangular bases and three rectangular sides.  

answer: 12,000

step-by-step explanation: first you ar e supposed to add. then multiply then subtract