Trig ratios worksheet - MRS. HOFFA'S MATHEMATICS WEBSITE

Math 4

Trig Ratios Worksheet

Name:___________________

Solve for x. Round to the nearest hundredth.

1.

2.

9

x

3.

35¡ã

73¡ã

12

x

4.

5.

6.

x

x

15

x

4

32¡ã

83¡ã 9

6

33¡ã

x

20¡ã

7.

4

25

8.

15¡ã

x

9.

79¡ã

x

x 55¡ã

9

10.

hypotenuse is 12, an

11.

hypotenuse is 32, an

12.

an angle is 40?, the

angle is 12?, find the side

angle is 65?, find the side

side opposite is 19, find the

opposite the angle

adjacent to the angle

adjacent side

13.

14.

15.

an angle is 76?, the

an angle is 63?, the

an angle is 52?, the

side opposite is 3, find the

side adjacent is 28, find

side adjacent is 66, find

hypotenuse

the hypotenuse

the opposite side

Find the following trig ratios by using your calculator. Round to the nearest hundredth.

16. sin(25?)=

17. cos(65?)=

18. sin(70?)=

19. cos(20?)=

20. sin(13?)=

21. cos(77?)=

22. sin(67?)=

23. cos(23?)=

24. How do the angles in 16 & 17, 18 & 19, 20 & 21, and 22 & 23 relate?

25. What did you notice about the trig ratio value of 16 & 17, 18 & 19, 20 & 21, and 22 & 23?

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