find the unknown angle.
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Answer:
vii) a+a =120 degree( interior angle is equal to sum of interior opposite angles)
2a=120
a=120/2
a=60 degree
hey mate here's ur answer hope it would be helpful for u
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Step-by-step explanation:
VII) a-60⁰
VIII) 40⁰
IX) 40⁰
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