. In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. The value of tan C is: * 1 point
12/7
24/7
7/24
20/7
2. (Sin 30°+cos 60°)-(sin 60° + cos 30°) is equal to: *
1 point
0
1+2√3
1-√3
1+√3
3. The value of tan 60°/cot 30° is equal to: *
1 point
0
1
2
3
4. 1-cos^2(A) is equal to: *
1 point
sin^2(A)
tan^2(A)
1-sin^2(A)
sec^2(A)
5. Sin (90° – A) and cos A are: *
1 point
Different
Same
Not related
None of the above
6. If cos X = ⅔ then tan X is equal to: *
1 point
5/2
√(5/2)
√5/2
2/√5
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