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Q: To make sure that a parallelogram is a rectangle atleast how many of its angles must measure 90 degrees?
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Related questions

If ABCD is a parallelogram and the two diagonals are equal find the measure of angle ABC?

90 degrees - the parallelogram is a rectangle (or a square) if the diagonals are equal.


Is aparallelogram a rectangle?

Technically yes although they are different shapes. Not necessarily. A parallelogram whose interior angles measure 90 degrees is a rectangle. Otherwise it is not.


When is a paralellogram a revtangle?

A parallelogram is a rectangle when all of its angles are right angles (90 degrees). In other words, if the opposite sides of a parallelogram are equal in length and all angles measure 90 degrees, it is a rectangle.


How do you make sure that a given parallelogram is a rectangle at least how many of its angles must measure 90?

A rectangle has 4 interior angles each measuring 90 degrees


The name of a parallelogram in which all angles are the same measure is a?

rectangle.


In this parallelogram the measure of b exceeds the measure of a What is the measure of d?

In a parallelogram adjacent angles are supplementary, so angles are 75 degrees (A & C) and 105 degrees (B & D).


In a parallelogram the measure of angle b the measure of angle a by 30 degrees what is the measure of angle d?

105 degrees


In this parallelogram the measure of b exceeds the measure of a by 30 What is the measure of c?

In a parallelogram adjacent angles are supplementary, so angles are 75 degrees (A & C) and 105 degrees (B & D).


In this parallelogram the measure of angle B exceeds the measure of angle A by 30 degrees What is the measure of angle D?

In a parallelogram adjacent angles are supplementary, so angles are 75 degrees (A & C) and 105 degrees (B & D).


If a given parallelogram is a rectangle at least how many of its angles must measure 90?

one


What is measure of every parallelogram?

360 degrees interior and exterior


How many angles must measure 90 degrees in a parallelogram?

It is not a requirement that any of the angles are right angles (90 degrees), to qualify as a parallelogram.