Find the value of y in the following figure. (a) 130° (b) 65° (c) 40° (d) 55°
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65 is the value of y Hope you like the answer
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Answer :- 65° .
Step-by-step explanation:
all the sum of the angle :- 360.
So,
50° + 40° + 130° + ( 2y + 10 )° = 360° .
180° + 40° + ( 2y + 10 )° = 360° .
220° + 2y° + 10° = 360° .
230° + 2y° = 360° .
2y° = 360° – 230° .
2y° = 130° .
y° = 130/2° .
y° = 65° .
Hence , y :- 65°
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