Question

If r=7 and tita= 90
then find length of major arc
area of major sector
area of major segment​

Answer 1

Answer:

Step-by-step explanation:

length of major arc;

tita/360 x 2 pi r

90   x 2 22 7

360       7

1/4 x 2 x 22

1/2x22

11 cm

area major arc;

90 x 22 x 7 x 7

360  7

1/4 x 22 x 7

1/2 x 11 x 7

38.5 cm^2