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in the triangle angle a =70 and angle b =20 what is the measure of angle c

 Aug 19, 2015

Best Answer 

 #1
avatar+17776 
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The sum of the angles of a triangle is 180°.

So a + b + c = 180°   --->   70° + 20° + c = 180°   --->   90° + c = 180°   --->   c = 90°

 Aug 19, 2015
 #1
avatar+17776 
+5
Best Answer

The sum of the angles of a triangle is 180°.

So a + b + c = 180°   --->   70° + 20° + c = 180°   --->   90° + c = 180°   --->   c = 90°

geno3141 Aug 19, 2015

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