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A rectangle has 4 interior angles each measuring 90 degrees

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

one


A parallelogram with 4 right angles and with sides different in length and width?

Well, honey, that's not a parallelogram, that's a rectangle. A parallelogram can have opposite sides equal in length and opposite angles equal in measure, but not necessarily right angles. So, in this case, you're describing a rectangle, not a parallelogram. But hey, at least you're on the right track!


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

You need only 1 90 degree angle.


What parallelogram has 4 right angles 2 pairs of congruent sides?

A rectangle would fit the given description


What is a parallelogram with 4 right angles and 2 pairs of opposite equal sides called?

The description given fits that of a rectangle if not a square


Given parallelogram ABCD describe the relationship between the measure of angle A and the measure of each of the other angles?

The opposite angles are congruent and all add to 360 degrees


How do you find the area of a rectangle with 3 angles given?

A rectangle is, by definition, a parallelogram with four equal angles, all of which equal 90 degrees. If you only know three angles in a rectangle, something is wrong. In order to find the area of a rectangle, you must know its height and length. The area is then found by multiplying these two values together.


Is every parallelogram's a rectangle?

yes, as long as 2 sides are parallel, its a parallelogram.


What is a quadrilateral with parallel opposites sides?

A parallelogram, or a trapezium, in which only one pair is.


Given parallelogram DEFG If the measure of angle D equals 57. what other angle has a measure of 57?

All you have to remember for this question is that opposite angles in a parallelogram are equal. So if you want to find another angle which is 57, just look at the angle directly opposite.


Given two sides of a rectangle find the angles?

all four angles of any rectangle each equal 90 degrees by definition


What names are given to four sided shape?

quadrilateral, square, parallelogram, rectangle, trapezoid, etc