Question

1. Identify the lateral area and surface area of a regular square pyramid with base edge length 5 in. and slant height 9 in.

Answer 1

1. C
L=1/2(Pxl)
L=1/2(20x9)
L=1/2(180)
L=90

SA=1/2(Pxl)+B
SA=90+5^2
SA=115

B, A, C, B.