Which interior angle measurements construct an acute triangle? 1. 71°, 32°, 77°
2. 54°, 67°, 89°
3. 103°, 66°, 11°
4. 12°, 27°, 57°

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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exa:

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3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

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im not sure what the answer is

are ya tryin to ask something or is this a statement