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aniked [119]
3 years ago
10

What is the value of x in trapezoid ABCD

Mathematics
2 answers:
Serjik [45]3 years ago
7 0

Answer:

x = 15

Step-by-step explanation:

9x + 3x = 180

12x = 180

x = 15

statuscvo [17]3 years ago
5 0
So the trapezoid has 2 parallel sides making segments AD and BC  transversals

Therefore making angle c and angle b add up to 180

(180-3x) + 3x + 180-9x +9x

180 +12x = 360

180= 12x
x= 15

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