emmanuel180
14.12.2021 •
Mathematics
If m∠2=4x+7 and m∠7=5x-13, find x.
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Ответ:
x =20
Step-by-step explanation:
m∠2 ≅ m∠6 because they are corresponding angles
m∠6 ≅ m∠7 because they are vertical angles
∴ m∠2 ≅ m∠7 by substitution
4x+7 = 5x-13
7 = x-13
20 = x
Ответ: