Question

@iGreen

Answer 1

surface area = area of 4 triangles + area of square

Answer 2

the triangular area can be calculated by 1/2 * b * h
and square will be l*l

Answer 3

\(\sf SA = \dfrac{1}{2}pl + B\)

Answer 4

Where 'p' is the perimeter of the base, 'l' is the slant height, and B is the area of the base.

Answer 5

The length of one side of the base is 5.

To find the perimeter, multiply it by 4.
To find the area, square it.

Can you find the perimeter and area of the base?

Answer 6

81 ?

Answer 7

1/2*16*7+25

Answer 8

@CGGURUMANJUNATH

Answer 9

Not quite..the perimeter of the base isn't 16.

Answer 10

Sorry, the perimeter would be 20..

Answer 11

5*4

Answer 12

Yes..so re-do the calculations

Answer 13

95

Answer 14

@iGreen

Answer 15

Correct