Answer:
(a+b) = 100°
Step-by-step explanation:
because of two reasons
1) using therom :- sum of two interior angle is always equal to opposite exterior angle so (a+b) = 100°
2) angle sum is 180° so the enclosed figure's remaining would me 80° . afterward due to linear pair (a+b) = 100°
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Answer:
(a+b) = 100°
Step-by-step explanation:
because of two reasons
1) using therom :- sum of two interior angle is always equal to opposite exterior angle so (a+b) = 100°
2) angle sum is 180° so the enclosed figure's remaining would me 80° . afterward due to linear pair (a+b) = 100°