Question

Please explain with details im preparing for my exam and thank you !!

Answer 1

C. 2π cm

Step-by-step explanation:

Measure of the length of arc(QR) = θ/360 × 2πr

Where,

θ = 60°

r = 6 cm

Plug in the values

Measure of the length of arc(QR) = 60/360 × 2 × π × 6

= 1/6 × 12 × π

= 2 × π

= 2π cm