Solving with Trigonometric Ratios

Using the information given, solve for angle B.

• 20

• 90

• 50

• 70

Solve the right triangle.

• <B = 39^o, AB = 11.58, AC = 7.29

• <B = 39^o, AB = 7.29, AC = 11.58

• <B = 129^o, AB = 11.58, AC = 7.29

• <B = 129^o, AB = 7.29, AC = 11.58

Set up an equation that could be used to solve for the variable.

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Set up an equation that could be used to solve for the variable.

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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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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

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

30 sec video

Drag the side label to the appropriate side!

a

b

c

c

b

a

How do the trigonometric ratios in a right triangle help in calculating the lengths of sides?

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Understanding trigonometric ratios is essential for solving real-world problems in various fields. Trigonometry: Calculating Trigonometric Ratios helps in calculating trigonometric ______.