Find the perimeter of this sector. Give your answer in terms of

Question

3 years ago

6

tle="\pi" alt="\pi" align="absmiddle" class="latex-formula">

1 answer:

JulsSmile [24] · Answer 1 · 2022-03-09T17:10:33+03:00

3 0

Answer:

Perimeter = 24 + 8π /3 m.

Step-by-step explanation:

Arc length = rC where r = radius and C = angle in radians.

40 degrees = 40 π / 180

= 2π /9 radians.

Arc length = 12 * 2π /9

= 8π /3 m.

Perimeter of the sector = 2*12 + 8π /3

= 24 + 8π /3 m.