Answer:
A
Step-by-step explanation:
if it's not I'm sorry but that is the most logical answer:)
2/3 + x=4
x= 4 - 2/3
= (((4)(3) -2))/3
= (12-2)/3
= 10/3
42.74 m²
full circle area = πr² = (3.14)(7²) = 153.86 m²
(100°/360°)(153.86 m²) = 42.74 m²