3 years ago

Some help would be nice! :)

Mathematics

2 answers:

Greeley [361]3 years ago

5 0

90+18 gives you 108 and since a straight angle is 180, you have to subtract 108 from 180 which gives you 72.

soldier1979 [14.2K]3 years ago

3 0

Answer:

Angle 3 is 72

Angle 4 is 18

Angle 5 is 90

Angle 6 is 72

Step-by-step explanation:

Sum of straight angle is 180

So 180 = (90+18+x) for angle 3

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