Mathematics
10.10.2022 19:40
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Define square or at least describe what makes a square a square. refer back to prior

Define square or at least describe what makes a square a square. refer back to prior lessons as necessary.
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cecy1127
cecy1127
5,0(47 marks)

All four sides are congruent and all four angles are 90 degrees

Step-by-step explanation:

jaallen3679
jaallen3679
4,6(16 marks)

               \bold{2\pi\ ft^2\approx6,28\ ft^2}

Step-by-step explanation:

360°:2 = 180° so the area of a sector bounded by a 180° arc is a half of area of a circle of the same radius.

A=\frac12\pi R^2=\frac12\pi\cdot2^2=\frac12\pi\cdot4=2\pi\ ft^2\approx2\cdot3,14=6,28\ ft^2

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