Work out the value of a + b + c in the figure shown.
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Answered by
1
Step-by-step explanation:
angle a is 45°
angle b is 80°
angle c is 55°
Answered by
0
Answer:
a= 45 (alternate interior angle)
b= 180 -80 ( because angle near b is 80 (alternate interior angle) )
= 100
c = 180 - (100+45) ( angle sum )
180-145 = 35
a+b+c = 100+45+35 = 180
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