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1.What is the length of one side of a square if the area is 400 m2 ? What is the perimeter of that square
Side Length =
Perimeter =

2.In circle B, ∠=70∘ and the radius is 11cm. Find the arc length and sector area bound by that angle.
Round to the nearest tenth.
Arc Length =
Sector Area =


Sagot :

43-2+62 then divide
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