Question

A quadrilateral has 3 equal angles each equal to 70°, find the fourth angle​

Answer 1

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Answer 2

Answer:

First angle = 70°

Second angle = 70°

Third angle = 70°

Fourth angle = ?

So,

70 + 70 + 70 + ? = 360° (since, sum of all the angles of a quadrilateral is 360°)

Now, 210 + ? = 360

=> ? = 360 - 210

=> ? = 150°

So, fourth angle = ? = 150°

Step-by-step explanation:

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