Question

A paper weight is in the shape of a square pyramid. The dimensions are shown in the net. What is the surface area of the paper weight, including the base? Enter your answer in the box.

Answer 1

Answer: 380cm squared

Explanation:

Each triangle is 70cm squared and the square is 100cm squared so 70 times 4 plus 100 is 380.

Answer 2

Anwser: 380

Step 1. Multiply 14 * 5 = 70
Step 2. Multiply 70 * 4 = 280
Step 3. Multiply 10 * 10 to find base
Step 4. Add results together(100 + 280 = 380)