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tiny-mole [99]
3 years ago
7

Need help help on this question

Mathematics
1 answer:
balu736 [363]3 years ago
6 0

Answer:70

Step-by-step explanation:

step 1:add up the angles you know

step 2:subtract the answer (220) from the total angle measure of a square which is 360 then you get 140

step 3: divide 140 by 2 because the two angles on the sides are equivalent and you get 70

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