Math, asked by gurnursra21, 8 months ago

In ∆ DEF, DE = y units, DF = 9 units and ∠E=90°. Evaluate 9 . tan

9 . cot 18 cos 27 sin 81 . cos

Answers

Answered by jayeshmhayavanshi

0

Answer:

the answer is cos

Step-by-step explanation:

i hope it's help you

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