if ang measurement ng angle 2 ay yung y+39 then y= 159
Step-by-step explanation:
180° = <2 + <7
= (y + 20) + (21 - 20)
= y + 20 + 1
= y + 21
180 - 21 = y
159 = y
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if ang measurement ng angle 2 ay yung y+39 then y= 159
Step-by-step explanation:
180° = <2 + <7
= (y + 20) + (21 - 20)
= y + 20 + 1
= y + 21
180 - 21 = y
159 = y