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nordsb [41]
3 years ago
7

Find the missing angle according to the Triangle Sum Theorem.

Mathematics
2 answers:
Gelneren [198K]3 years ago
6 0

Answer:

x=100

Step-by-step explanation:

The sum of a triangle is always 180 so you'd add the given number together which would be 80 and subtract the from 180 so it would look like this 45+35+x=180

Lunna [17]3 years ago
3 0

Answer:

100

Step-by-step explanation:

A triangle would add up to 180 degrees, therefore you would just follow the steps below for this problem:

35+45= 80

80+x=180 (subtract 80 from both sides)

x= 100°

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