For the given statements select the correct option.

Assertion : The value of $s i n 45^{o} c o s e c 30^{o} c o s 60^{o} s e c 45^{o} t a n 45^{o} c o t 90^{o}$ is 0.

Reason : The value of $c o t 90^{o}$ is 0.

For the given statements select the correct option.

Assertion(A): In a right ΔABC, right angled at B, if $t a n A = \frac{4}{3}$ , then $s i n A = \frac{4}{5}$ .

Reason(R): 3, 4 and 5 are Pythagorean triplets.

Q. The value of

sin θ cos (90^{0} - θ) + cos θ sin (90^{0} - θ)

is:

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For the given statements select the correct option. Assertion(A): The value of sin 60ocos 30osin 30ocos 90o is 0. Reason(R): cos 90°=0.

The correct option is C Both (A) and (R) are true and (R) is the correct explanation of (A).Both (A) and (R) are true and (R) is the correct explanation of (A).

For the given statements select the correct option.

Assertion(A): The value of $s i n 60^{o} c o s 30^{o} s i n 30^{o} c o s 90^{o}$ is $0$ .

Reason(R): $c o s 90 ° = 0$ .

The correct option is C Both (A) and (R) are true and (R) is the correct explanation of (A).
Both (A) and (R) are true and (R) is the correct explanation of (A).