3 years ago

Determine the value of z.

Mathematics

2 answers:

JulsSmile [24]3 years ago

8 0

Answer:

121°

Step-by-step explanation:

The sum of the a triangle's angles is 180°

so the missing angle: 180°-(87°+34°) = 59°

so z°= 180°-59°= 121°

Alisiya [41]3 years ago

6 0

Answer:

121º

Step-by-step explanation:

Once interior angles of a triangle sum 180º, the remaining angle is:

34º + 87º + x = 180º

x = 59º

Once ∠x and ∠z are supplementary angles (add up to 180º), ∠z = 121º

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