Answer:
x=60
Step-by-step explanation:
This is a parallelogram.
For a parallelogram,
sum of angles in one side is 180.
we know, in a parallelogram,
the consecutive angles are supplementary or
their sum is 180.
So, we get,
x+33+87=180
or, x+120=180
subtracting 120
x+120-120=180-120
or, x=60
Answer:D
Step-by-step explanation:
Answer: 6
Step-by-step explanation:
One of the triangular faces is 4*3= 12. Then 1/2 of 12 is 6.
It’s 140 degrees. The angles are congruent from their pair.
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