Question

Please help, never had a question like this before

Answer 1

22.3 km²

Explanation:

you are given the diameter is 5
`(1)/(3)` km

radius = 1/2 x 5
`(1)/(3)` = 2.667 km

area = π * radius² = 3.142 * 2.667² = 22.3 km²

Answer 2

See attachment for solution steps and answer.