Directions: Read and analyze each item. Write the letter of the correct answer on the space provided
before each number.
1. What is the function that is equal to the ratio of the side opposite a given angle to the
hypotenuse?
A. Sine
B. Cosine
C. Tangent
D. Cosecant
2. What is the function that is equal to the ratio of the side adjacent of an acute angle to the
hypotenuse?
A. Sine
B. Cosine
C. Tangent
D. Cosecant
3. What is the main Trigonometric ratio between the opposite side and adjacent side of a right
triangle?
A. Sine
B. Cosine
C. Cosecant
D. Tangent
4. What is the reciprocal of sine?
A. Cotangent B. Secant
C. Cosecant
D. Tangent
5. What is the ratio of the hypotenuse to the side adjacent to a given angle in a right triangle?
A. Secant
B. Cosecant
C. Cotangent D. Tangent
6.What is the reciprocal of tangent?
A. Cosecant
B. Secant
C. Cosine
D. Cotangent
7. What is the side in front of an angle?
A. Adjacent side
B. Hypotenuse C. Opposite side D. Initial side
8. What is the side next to the angle?
A. Opposite side B. Hypotenuse C. Adjacent side D. Initial side
9. What is the longest side of a right triangle?
A. Hypotenuse B. Opposite Side C. Adjacent side D. Initial side
10. What is the branch of Mathematics that deals with triangles?
A. Trigonometry B. Algebra
C. Statistics
D. Probability