SohCahToa Ratios
What is the ratio for sine?
Opposite/Hypotenuse
If the two legs in a triangle are 3 and 4 inches long, how long is the hypotenuse?
5 inches
In an ABC triangle AC is the hypotenuse, and B is the right angle. Angle A measures 65 degrees and the hypotenuse is 10 cm. How long is leg AB?
4.23cm
In a right triangle, there is an angle that measures 45 degrees. What is the measure of the remaining angle?
45 degrees
A triangle ABC, AC is the hypotenuse. AB is 3 long. AC is 5 long. What is the measure of angle C.
36.87 degrees
What is the ratio for Cosine?
Adjacent/Hypotenuse
If one leg is the square root of 10 inches and the hypotenuse is 5 inches, How long is the other leg.
The square root of 15 or 3.87
In an ABC triangle AC is the hypotenuse, and B is the right angle. Angle C measures 70 degrees and BC is 2.5 cm. What is the length of AB?
6.86 cm
In a right triangle there is and angle that measures 63 degrees. What is the measure of the remaining angle?
27 degrees
A triangle ABC, AC is the hypotenuse. AB is 7 long. AC is 10 long. What is the measure of angle A?
45.57 degrees
What is the ratio for tangent?
Opposite/Adjacent
If one leg is 120 cm and the hypotenuse is 169 cm, how long is the other leg?
119 cm
In an ABC triangle AC is the hypotenuse, and B is the right angle. Angle A is 58 degrees and AB is .72 inches. How long is the hypotenuse?
1.36 inches
In a right triangle there is an angle that measures 56.74 degrees. What is the measure of the remaining angle?
33.26 degrees
A triangle ABC, AC is the hypotenuse. AB is 16 long. BC is 14 long. What is the measure of angle A?
41.19 degrees