Eighth Grade (Grade 8) Quadrilaterals Questions

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Grade 8 Quadrilaterals

If a rhombus has two angles that measure 135 degrees each and another angle that measures 45 degrees, what must be the measure of the fourth angle?

180 degrees
45 degrees
65 degrees
90 degrees

Grade 8 Quadrilaterals

Given a quadrilateral with the angle measures of

$85deg$ ,

$140deg$ , and

$45deg$ , the measure of the last angle is

$85deg$ .

True
False

Grade 8 Quadrilaterals CCSS: 8.EE.C.8, 8.EE.C.8b

In the parallelogram ABCD shown, AD = 18 and DC = 10. BC = 4x + 6 and AB = 2y + 2. Find x and y.

x = 3 and y = 6
x = 6 and y = 8
x = 3 and y = 4
x = 4 and y = 4

Grade 8 Quadrilaterals

What is the perimeter and area of a rectangle with dimensions 4 ft by 3 ft?

Grade 8 Quadrilaterals

If the measure of interior angles A = 80°, B = 120°, and C = 130°, what must angle D equal?

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Eighth Grade (Grade 8) Quadrilaterals Questions