Which expression does NOT equal 10/12? 1. 5/12 + 5/12

2. 3/12 + 2/12 +2/12 + 2/12 + 1/12

3. 4/12 + 3/12 + 2/12 + 1/12

4. 5/12 + 4/12 + 3/12 + 2/12 + 1/2

4.

Step-by-step explanation:

5+4+3+2+1 does not equal 10, from what i've learned. :)

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 im pretty sure that is the right answer

step-by-step explanation:

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step-by-step explanation: