Question

2answer fast as as possible​

Answer 1

Step-by-step explanation:

given=∆qrs is equilateral triangle

proof= angle Q=angleR =angle S=60°(equilateral triangle)

so, arc QR +arcRS =arc qrs. 1

so, angle QSR=1/2arcQR

60°=1/2 arc QR

arc QR=60.2

120

similarly arcRs =120°

from 1

m(arcqrs) 240°

Answer 2

Refer above for answer.