Proving A Quadrilateral Is A Parallelogram

7 September 2022
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10 test answers

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question
What is the perimeter of parallelogram LMNO? A. 18 cm B. 22 cm C. 40 cm D. 80 cm
answer
D. 80 cm
question
In parallelogram LMNO, what are the values of x and y? A. x = 11, y = 14 B. x = 11, y = 25 C. x = 55, y = 14 D. x = 55, y = 25
answer
C. x = 55, y = 14
question
In parallelogram LONM, what is OM? A. 7 cm B. 17 cm C. 24 cm D. 34 cm
answer
D. 34 cm
question
What is the measure of angle L in parallelogram LMNO?
answer
m
question
The perimeter of parallelogram WXYZ is 50 millimeters. What is WZ? A. 2 mm B. 7 mm C. 23 mm D. 25 mm
answer
A. 2 mm
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The perimeter of parallelogram PQSR is 74 cm. What is QS? 1. 4 cm 2. 6 cm 3. 8 cm 4. 12 cm
answer
2. 6 cm
question
Given: AB β‰… CD and AD β‰… BC Prove: ABCD is a parallelogram. What is the missing reason in step 3? A. triangle angle sum theorem B. SAS congruency theorem C. SSS congruency theorem D. CPCTC
answer
C. SSS congruency theorem
question
Given: AD β‰… BC and AD βˆ₯ BC Prove: ABCD is a parallelogram. What is the missing reason in step 6? A. SSS congruency theorem B. CPCTC C. definition of a parallelogram D. opposite sides in a parallelogram are congruent
answer
B. CPCTC
question
What is the measure of angle O in parallelogram LMNO?
answer
m
question
Which best explains if quadrilateral WXYZ can be a parallelogram? A. WXYZ is a parallelogram because diagonal XZ is bisected. B. WXYZ is not necessarily a parallelogram because it is unknown if CZ = CY. C. WXYZ is a parallelogram because ZC + CX = ZX. D. WXYZ is not necessarily a parallelogram because it is unknown if WC = CY.
answer
D. WXYZ is not necessarily a parallelogram because it is unknown if WC = CY.