Question

Please answer see the image

Answer 1

Answer: 40.32

Explanation: I worked it out

Answer 2

Answer:

39 km²

Step-by-step explanation:

surface area of a square pyramid

= Area of base + 1/2 base perimeter * slant height

= (3 x 3) + (1/2 x (3*4) x 5)

= 9 + 30

= 39 km²