The cross section of a shaft key takes the shape of a quarter circle. Find the perimeter and areaof this cross section of the shaft key

Question

asked Jun 7, 2023 59.9k views

1 Answer

Faulty · Answer 1 · 2023-06-12T18:17:05+0000

Perimeter and area of a quarter circle

We know that the area of a complete circle is given by the equation:

$\pi\cdot r^2$

where π is a number, π=3.14 and r is the radius of the circle.

Then if we want to find its area we just need to divide it by 4:

$(\pi\cdot r^2)/(4)$

Since the perim