in the figure angle B=90°,angleA=angle C and BC=10cm the find the value of tan45°
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Step-by-step explanation:
answer:
10.
Step-by-step explanation:
A=C
B=90
tan45 = \frac{ab}{bc} \\ \frac{1}{1} = \frac{ab}{10} \: \: \: \: (cross \: multiplication) \\ ab = 10
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