Exploring Trigonometric Ratios with SohCahToa

What does the 90-degree angle indicator in a right triangle signify?

• It signifies that the triangle is equilateral.

• It indicates the longest side of the triangle.

• It marks the triangle's base.

• It shows that the triangle is a right triangle.

Which side of a right triangle is always opposite the right angle?

• Opposite

• Base

• Hypotenuse

• Adjacent

What does SOH in SOHCAHTOA stand for?

• Sine equals Opposite over Horizontal

• Sine equals Opposite over Height

• Sine equals Opposite over Hypotenuse

• Sine equals Outer over Hypotenuse

Which trigonometric ratio is used to find the measure of an angle when given the opposite and adjacent sides?

• Sine

• Cotangent

• Cosine

• Tangent

How do you find the measure of an angle when you know the opposite side and the hypotenuse?

• Use sine

• Use secant

• Use cosine

• Use tangent

What is the value of sine inverse of 0.8?

• Approximately 36 degrees

• Approximately 53 degrees

• Approximately 45 degrees

• Approximately 60 degrees

What is the measure of an angle if the tangent of X equals 3 over 4?

• Approximately 53 degrees

• Approximately 30 degrees

• Approximately 45 degrees

• Approximately 36.87 degrees

When given the adjacent side and hypotenuse, which trigonometric function is used to find an angle?

• Cosine

• Sine

• Secant

• Tangent

To find the length of the hypotenuse when given an angle and the adjacent side, which ratio would you use?

• Cosecant

• Sine

• Cosine

• Tangent

If the cosine of 50 degrees equals 0.6427, what is the length of the adjacent side when the hypotenuse is 3 units?

• Approximately 3.85 units

• Approximately 2.93 units

• Approximately 1.92 units

• Approximately 4.67 units