Answer:it is D)172 in the khan academy answers
Step-by-step explanation:
8.88 I think. Hope this helps :)
Answer:
.
Step-by-step explanation:
Given information:
Radius of circle = 8 cm
Area of sector =
Formula for area of sector is
where, r is radius and
is central angle in radian.
Substitute
and r=8 in the above formula.
Therefore, the measure of the sector in radians is
.
Step-by-step explanation:
By Law of Indices,
8^(-2) = 8^0 / 8^2
= 1 / 64.