the perimeter of a square that has a side length of 7 cm is........28cm squared
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The perimeter is 7 cm
16 cm
The answer depends on what the 25 cm is a measure of!
If the area of the square is 64 square cm then its sides are 8 cm. Its perimeter: 8+8+8+8 = 32 cm
The correct answer is 10 times the square of 2. You must use the Pythagorean Theorem, which is a2+b2=c2. The sides if the square measure 10 cm because adding all four sides will give you the perimeter of 40 cm. Replace a and b with 10 and solve for c.