Answer:
9
Step-by-step explanation:
Answer:9
8 * 9 = 72
8, 16, 24, 32, 40, 48, 56, 64, 72
1, 2, 3, 4, 5, 6, 7, 8, 9
Please see attached picture for full solution.
B. He used the wrong expression to represent the area of the base of the pyramid.
Given
See attachment for pyramid
Required
Vikram's error
The surface area of a square pyramid is:
Where
So:
By comparing the calculated expression with
Option (b) is correct
10
abolute value= distance from zero 10 is 10 away from 0