1.

Find the length of arc if the perimeter of sector is 45 cm and radius is 10 cm.

Answer»

Given Radius of the sector = 10 cm

Perimeter of the sector P = 45 cm

l + 2r = 45

l + 2(10) = 45

l + 20 = 45

l = 45 – 20

l = 25 cm

Length of the arc l = 25 cm



Discussion

No Comment Found