Problems Involving Trigonometric Ratios

Look at the following image​!

sin A = ​ (a)  

cos B =​ (b)  

tan C = ​ (c)   ​

• 1

• 4/3

• 4/5

• 3/4

• 0

• 5/4

• 5/3

• 3/5

What is the ratio of cos(B)?

• 24/25

• 25/7

• 7/25

• 24/7

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

An object dropped from the top of the Leaning Tower of Pisa lands 17 feet from the base. Which of these equations could be used to determine the angle (x) that the Leaning Tower of Pisa makes with the ground?

Match the following

• Sin Z

• Tan X

• Between 11cm and 14cm

• Average height of a squirrel

• Tan Z

• Cos Z

How to calculate the sine of the angle in a right triangle with a hypotenuse of 10 units and an opposite side of 6 units?

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cos 240^o =​ ​ (a)  

• 1/2

• -1/2

• 0

• 1

• -1

Explain what is meant by the sine of an angle in a right triangle!

30 sec video

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine

• cosine

• tangent

• secant

Find sinA

• 4/3

• 3/4

• 3/5

• 4/5