What is the measure of ∅? A. 2.5 π radians B. 2.5 radians C. 4 radians D. 5 radians

asked Oct 14, 2023 151k views

22 votes

What is the measure of ∅?

A. 2.5 π radians
B. 2.5 radians
C. 4 radians
D. 5 radians

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4 votes

Answer:

C. 4 radians

Explanation:

$20=(\pi (Ctrl.Angle)(5))/(180)$

Ctrl Angle = ∅

∅ =
$((20)(180))/(5\pi ) =(3600)/(5\pi ) =(720)/(\pi )$

in radians:

∅ =
(720)/(180) =4

Hope this helps

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