Please help me i'll mark brainliest.
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The area of the shaded sector is one-fourth of the area of the whole circle so:
area of shaded region
The area of the shaded region is 9pi units^2
area of shaded region
The area of the shaded region is 9pi units^2
Let D be the endpoint of the angle bisector opposite A on lying on side BC. The angle bisector theorem states that the ratio of BD to CD is equal to the ratio of AB to AC. In this case, you have
(This is the same equation that you have, it's just rearranged.)
Multiply both sides by
and 15.
Now you can solve for
.
(This is the same equation that you have, it's just rearranged.)
Multiply both sides by
Now you can solve for