NY Regents Exam   Teasers   IQ Tests   Chemistry   Biology   GK   C++   Recipes   Search <  a href="/cgi/members/home.cgi" class="toplink">Members   Sign off

Math : Trigonometry
Practice Exercise for Trigonometry Module 2 :
Trigonometric Functions & Identities

In each of the following questions, consider a right-angled triangle ABC with the right angle at B.

 Formats Worksheet / Test Paper Quiz Review
Multiple choice

1.

The value of [1 + sin 60o + sin2 30o + sin2 60o + sin4 45o] [cos 30o − sin 60o] is
 12 / 13 1 / 2 13 / 12 0 1

Half-n-half Clue

2.

The value of sin2 30o + cos2 30o is
 1 / 4 1 0 1 / 2 3 / 2

Half-n-half Clue

3.

[1 + sin A + sin2 A + sin3 A + sin4 A] s [
 tan A 1 0 cos A sin A

Half-n-half Clue

4.

The value of tan 60o cos 30o − sin 60o tan 30o is
 1 3 / 2 2 0 1 / 2

Half-n-half Clue

5.

The value of tan 45o + cos 0 + sin 90o is
 2 0 1 1 / 2 3

Half-n-half Clue

6.

(sin A + cos A)2 − 2 sin A cos A =
 1 tan A sin2 A − cos2 A 0 2

Half-n-half Clue

7.

The value of tan 45o − cos 45o sin 45o is
 1 / 4 1 1 / 2 0 3 / 4

Half-n-half Clue

5 more pages in Trigonometry