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Earn +20 ptsQ: What is the perimiter of a octogon with 7 cm?
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How do you figure out if a square is 49cm2 what is perimiter?
Its 4 equal sides are 7 cm and so 4*7 = 28 cm which is its perimeter
What is the area of the square if the perimiter of 14cm?
12.25 square cm
What is the perimiter of a circle with a diameter of 12cm?
perimeter of a circle = circumference = pi x diameter perimeter = 3.1416 x 12 = 37.7 cm
What is the perimiter and area of a right triangle with 24cm base and 10cm height?
The area is 0.5*24*10 = 120 square cm. The third side is sqrt(24^2 + 10^2) = 26 cm. So the perimeter is 60 cm.
Is an octogon regular or irregular?
An octogon can be regular (all sides of equal length) or irregular (all sides not of the same length).
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