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9 votes
Find the value of in the picture

Find the value of in the picture-example-1
User Grobbins
by
5.1k points

1 Answer

8 votes

Answer:

70°

Explanation:

The sum of the interioe angles of a quadrilateral is 360°

∠PQR + ∠RSP + ∠SRQ + ∠SPQ = 360°

According with to tje image ∠SRQ is a right angle, that is. 90°

then:

71° + 129° + 90° + ∠SPQ = 360°

290° + ∠SPQ = 360°

∠SPQ = 360° - 290°

∠SPQ = 70°

User Drazen Bjelovuk
by
6.2k points