Question

Circle P has a radius of 45units. It includes a sector with a central angle of x˚ and an area of 1 square unit. Which proportion could be used to determine the value of x?

Question 13 options:

1625π=x360

2516π=x360

1625π=x180

2516π=x180

Answer 1

Explanation:

area of sector =x°/360×π×r²

1unit²=x°/360×π×45²

360=x°×π×2025

i think this is your answer.