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can someone solve this

Can Someone Solve This class=

Sagot :

Tessa12345671idn

in the triangle on the right side,

90° + (3x+12)° + (4x+8)° = 180° [we used 4x+8 in this triangle, cus vertically opposite angles are equal]

90 + 7x + 20 = 180

110 + 7x = 180

7x = 180 - 110

7x = 70

x = 70/7

x = 10°

hope it helps...!!!

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