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yarga [219]
2 years ago
11

Please please answer please

Mathematics
1 answer:
arsen [322]2 years ago
7 0

Answer:

C. 180 degrees

Step-by-step explanation:

The sum of a triangle's interior angles is equal to 180

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Vì tam giác ABC vuông tại C nên ta áp dụng định lí pitago=> AB²=AC²+BC²=0.9²+1.5²=3.06=>AB= (3 căn bậc hai của 34)/10

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