can a quadrilateral ABCD be a parallelogram if. angle a + angle c = 180 degree. angle b = 80 degree and angle d = 65 degree. AB = DC = 10 CM , AD = 5 CM, BC = 6. 4 cm
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Answer:
No
Step-by-step explanation:
Sum of internal angles of a parallelogram must be 360 degrees.
if. angle a + angle c = 180 degree. angle b = 80 degree and angle d = 65 degree
Then,
A+ B+C+D =360
180+80+65=360
325 does not equal to 360
Therefore, ABCD isn't a parallelogram.
Hope this helps ((:
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