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Work out the size of x
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Work out the size of x

Work out the size of x-example-1
User Tomoyuki Aota
by
4.2k points

1 Answer

4 votes

Answer:13°

Explanation:

a + b + x=180 sum of angles in a =180°

85° is alternate to a

Therefore a=85°

98° and b are supplementary angles

98+b=180

b=180-98

b=82°

Recall that

a + b + x=180

85+82+x=180

167 + x=180

Collect like terms

x=180-167

x=13°

User Kicken
by
5.0k points
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