8. Introduction to Trigonometry
medium

Which of the following group truely match the data of Part $I$ with the data of Part $II$ ?

Part $I$ Part $II$
$1.$ $\cos(90-\theta)$ $a.$ $\sec \theta$
$2.$ $\cot(90-\theta)$ $b.$ $\sin \theta$
$3$  $\operatorname{cosec}(90-\theta)$ $c.$ $1$
  $d.$ $\tan \theta$

A

$(1-b),(2-d),(3-a)$

B

$(1-b),(2-a),(3-d)$

C

$(1-c),(2-d),(3-b)$

D

$(1-c),(2-b),(3-a)$

Solution

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Standard 10
Mathematics

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