Understanding SOHCAHTOA

What does the 'S' in SOHCAHTOA stand for?

• Scalar

• Sine

• Segment

• Solution

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

In the context of trigonometry, what does cosine compare?

• Adjacent side to hypotenuse

• Opposite side to adjacent side

• Adjacent side to opposite side

• Opposite side to hypotenuse

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

If angle A is 50 degrees in a right triangle, and the opposite side is 4 units, how would you find the hypotenuse using trigonometric ratios?

• Use the tangent ratio

• Use the cosine ratio

• Use the sine ratio

• None of the above

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the tangent of an angle primarily used for in trigonometry?

• None of the above

• To find the ratio of the hypotenuse to the opposite side

• To find the ratio of the hypotenuse to the adjacent side

• To find the ratio of the opposite to the adjacent side

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

How do you calculate the cosine of an angle in a right triangle?

• Divide the opposite side by the hypotenuse

• Divide the adjacent side by the hypotenuse

• Divide the hypotenuse by the adjacent side

• Divide the adjacent side by the opposite side

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

In a right triangle, if the angle is 40 degrees and the opposite side is 5 units, how would you find the length of the adjacent side using trigonometry?

• Divide 5 by the cosine of 40 degrees

• Multiply 5 by the cosine of 40 degrees

• Divide 5 by the tangent of 40 degrees

• Multiply the tangent of 40 degrees by 5

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What trigonometric function would you use to find an unknown adjacent side when you know the angle and the hypotenuse?

• Cosine

• Cotangent

• Sine

• Tangent

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

When solving for a side in a right triangle, what does it mean to 'cross multiply' in the context of trigonometric ratios?

• Multiply the numerator of one ratio by the denominator of another

• Add the products of opposite sides

• Divide the hypotenuse by the angle

• None of the above

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

If you know the opposite side and the hypotenuse, which trigonometric ratio would you use?

• Secant

• Cosine

• Sine

• Tangent

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the purpose of switching the positions of terms on the diagonal when solving proportions in trigonometry?

• To simplify the calculation

• None of the above

• To complicate the process

• To check the accuracy of the calculation