textbook search committee is considering 13 books for possible adoption. The committee has decided to select 3 of the 13 for further consideration. In how many ways can it do so?

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing

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answer: two angles are called supplementary if they add up to 180°. example: the two angles (140° and 40°) are supplementary because they add up to 180°.

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i got so much points from yo a.