Question

How do I find the measure of the arcs? AD is a diameter of circle F. Please help.

Answer 1

I don't want the answers...just want to know how to find them :)

Answer 2

Arc length = radius X angle X π / 180


55 = radius X 100 X π / 180

radius = 31.5 cm

Answer 3

so for arc BC, how would I start finding it's measure?

Answer 4

the little sqr in the mild between b and c =90

Answer 5

see it?

Answer 6

yes...so BC=90

Answer 7

yes

Answer 8

And just making sure: the whole circle is = to 360

Answer 9

corret

Answer 10

One more thing if you would...how do i find the diameters measure? mAD

Answer 11

sorry idk

Answer 12

ok well thank you

Answer 13

:)