Trigonometric Ratios
Math ⇒ Trigonometry
Trigonometric Ratios starts at 9 and continues till grade 12.
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See sample questions for grade 10
If cos θ = 0.6 and θ is an acute angle, what is sin θ?
If sin θ = 0.6 and θ is an acute angle, what is the value of cos θ?
If sin θ = 0.8, what is cos θ?
If sin θ = 1/2, what is the value of θ in degrees (0° < θ < 90°)?
If tan θ = 1, what is the value of θ in degrees (0° < θ < 90°)?
If tan θ = 3/4, what is sin θ?
If the adjacent side is 7 units and the hypotenuse is 25 units, what is cos θ?
If the adjacent side is 9 units and the opposite side is 12 units, what is tan θ?
If the opposite side is 5 units and the adjacent side is 12 units in a right triangle, what is tan θ?
If the opposite side is 8 units and the hypotenuse is 17 units, what is sin θ?
In a right triangle, if the adjacent side to angle θ is 12 units and the hypotenuse is 13 units, what is cos θ?
In a right triangle, if the hypotenuse is 10 units and the opposite side to angle θ is 6 units, what is sin θ?
State the Pythagorean identity involving sin θ and cos θ.
What is the value of cos 60°?
What is the value of sin 45°?
What is the value of sin 90°?
Which trigonometric ratio is the ratio of the adjacent side to the hypotenuse?
Which trigonometric ratio is the ratio of the opposite side to the adjacent side?
Which trigonometric ratio is the reciprocal of cosine?
Which trigonometric ratio is the reciprocal of tangent?
