tell me the step by step
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Answer:
down is the base be CB be 28cm
left is the length be AC be 48cm
right is the diognal diognal be AB
Step-by-step explanation:
AC²+ CB²=AB²
(48²)+(20)=AB²
2304+400=AB²
2704=AB²
AB=^2704 ( ^ = square root)
AB= 52
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