Question 1

1) What trigonometric ratio should you use to solve for the unknown?

Accepted Answer

$cos$

Answer

$sin$

Answer

$tan$

Question 2

2) What trigonometric ratio should you use to solve for the unknown?

Accepted Answer

$sin^{-1}$

Answer

$tan^{-1}$

Answer

$sin$

Answer

$tan$

Question 3

3) What trigonometric ratio should you use to solve for the unknown?

Accepted Answer

$tan$

Answer

$cos$

Answer

$sin$

Question 4

4) Solve for x

Accepted Answer

14.3$cm$

Answer

30.7$cm$

Answer

11.8$cm$

Answer

13.4$cm$

Question 5

5) Solve for x

Accepted Answer

16.2

Answer

36.9

Answer

18.4

Answer

7.98

Question 6

6) A ladder 8 m long leaning against a vertical wall makes an angle of 71˚ with the ground.  How far is the base of the ladder from the wall?

Accepted Answer

2.6$m$

Answer

2.75$m$

Answer

23.3$m$

Answer

7.56$m$

Question 7

7) Solve for $	heta$

Accepted Answer

35.3$^{o}$

Answer

42.6$^{o}$

Answer

30.0$^{o}$

Answer

54.7$^{o}$

Question 8

8) Solve for x $\rightarrow$  $Hint:$$Drawing$$ the $$altitude$$ of$$ an$$ isosceles$$ triangle$$ makes$$ two$$ right$$ triangles.$

Accepted Answer

$20.5$

Answer

$41.0$

Answer

$10.25$

Answer

$21.5$

Question 9

9) A rectangle is 26cm by 10cm.  What angle does its diagonal make with its shorter side?

Accepted Answer

69.0$^{o}$

Answer

36.7$^{o}$

Answer

21$^{o}$

Answer

64.6$^{o}$

Question 10

10) Solve for x.

Accepted Answer

$5.10$

Answer

$4.54$

Answer

$6.00$

Answer

$8.91$

Question 11

11) Solve for x.

Accepted Answer

$71.5$

Answer

$48.2$

Answer

$59.3$

Answer

$22.4$

Question 12

12) Solve for x.

Accepted Answer

$58.1$$^o$

Answer

$27.8$$^o$

Answer

$31.9$$^o$

Answer

$53.6$$^o$

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