A2cosec A
Bsec A
Ccosec A
D2sec A
Answer:
2cosec A
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In the given figure ∠ABC=∠ABD,BC=BDthen△CAB=△\angle{ABC} = \angle{ABD}, BC = BD then \triangle{CAB} =\triangle∠ABC=∠ABD,BC=BDthen△CAB=△___________
What is 5π4\frac{5\pi}{4}45π radians in degrees?
