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Perimeter of a parallelogram
Work out the perimeter of the parallelogram.
cm
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Correct
What does this generator do?
The generator always prepares a parallelogram with two known adjacent sides a and b. Work out the perimeter.
How to solve it
A parallelogram has two pairs of equal sides: two of length a, two of length b. The perimeter is the sum of all four: P = 2 · (a + b).