Basic rectangle

Geometry Level 2

At minimum , how many right angles are needed in a parallelogram such that the parallelogram is a rectangle?

2 1 4 3

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Hobart Pao by Hobart Pao , 23, USA

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1 solution

A rectangle contains 4 right angles. Therefore the minimum number of right angles in it is 1.

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Yes because in a parallelogram, if there is one right angle, it forces all the other angles to be a right angle.

Hobart Pao - 5 years, 9 months ago

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