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Maru [420]
3 years ago
12

Using the Triangle Sum Theorem, please solve for the value of x.

Mathematics
1 answer:
Wewaii [24]3 years ago
3 0

Answer:

x = 25

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the 3 angles and equate to 180

2x + 3x + 55 = 180, that is

5x + 55 = 180 ( subtract 55 from both sides )

5x = 125 ( divide both sides by 5 )

x = 25

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