(8 : 4) : 2 = 8 : (4 : 2)OTrueOFalse
1 answer:
You might be interested in
Lets assume center point of circle as O
OD is the radius of circle . so OD is also 7
All the sides of the triangle are equal . so angle at the center O is 60 degree.
radius = 7
Length of arc CD =
=
=
=