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16 votes
Please help and please make sure it’s right last question

Please help and please make sure it’s right last question-example-1

2 Answers

14 votes

Answer:

x = -10

Explanation:

The interior angles of a triangle adds up to 180 degrees

⇒ 180 = 90 + 29 + (71 + x)

add like terms:

⇒ 90 + 29 + 71= 190

⇒ 180 = 190 + x

subtract 190 from each side

⇒ 180 - 190 = 190 - 190 + x

⇒ -10 = x

answer: x = -10

User Ben Donnelly
by
6.9k points
6 votes

Answer:

what is it asking for you can't see the hole answer.

User Onionjake
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7.7k points