In the given figure, ÐABC = 90°, AC = 13 , AD = 20 and CD = 11 , calculate the length of BC and AB.
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Answer:
68
Step-by-step explanation:
ac13 +ad20 +cd 11 +bc+ab =180
33+11+bc+ab=180
44+bc+ab=180
bc+ab=180-44=136
136÷2=68
bc,=68 ab =68
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