Question

It says to calculate the area of the sector in terms of Pi, I’m stuck on it, any ideas of what it could be?

Answer 1

`(140)/(360) * {18 }^(2) = 126.\pi`

Explanation:

the formular for area of a sector is

`( \alpha )/(360) * \pi \: {r}^(2)`

therefore bcos of it's in terms of pi, all you do is use the pi

`\pi`

the way it is written till the end of the equation