summercreek621p6tywv summercreek621p6tywv

07-04-2018
Mathematics

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Find the area and perimeter of the following. Round answers to the nearest tenth.

Find the area and perimeter of the following Round answers to the nearest tenth class=

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sqdancefan sqdancefan

09-04-2018

4. A = 18²/2 = 162 . . . . . . . . . . . . . . . units²
.. P = 4*18/√2 = 36√2 ≈ 50.9 . . . . . units

6. The area of the unshaded rectangle is
.. a = (3√2)*(1√2) = 6
The area of the larger square is
.. A = 4² = 16

The shaded area is the difference of these
.. 16 -6 = 10 . . . . units²

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