Quiz about Test #1 on Pythagorean and Trig

Question 1

Question 1.

Accepted Answer

9.434

Answer

6.245

Answer

39

Answer

89

Question 2

Question 2.

Accepted Answer

Sin B = 5/13

Accepted Answer

Cos B = 12/13

Accepted Answer

Tan B = 5/12

Answer

Sin B = 5/12

Answer

Cos B = 5/13

Question 3

Question 3.

Accepted Answer

Accepted Answer

Accepted Answer

Question 4

Question 4.

Accepted Answer

Accepted Answer

Accepted Answer

Question 5

Question 5.

Accepted Answer

8/15

Answer

8/17

Answer

15/17

Answer

15/8

Question 6

Question 6.

Accepted Answer

0.426

Answer

0.471

Answer

0.905

Answer

7.739

Question 7

Question 7.

Accepted Answer

Accepted Answer

Accepted Answer

Question 8

Which is the best strategy to use for finding the length of the missing side?

Accepted Answer

Pythagorean Theorem

Answer

Sine

Answer

Cosine

Answer

Tangent

Question 9

Which trigonometric function would you use to find "h", the height of the tree?

Accepted Answer

Tangent

Answer

Sine

Answer

Cosine

Answer

Pythagorean Theorem

Question 10

Choose the correct values for x and y in the right triangle.

Accepted Answer

x=11

Accepted Answer

$$y=11\sqrt[]{3}$$

Answer

$$x=\frac{11\sqrt[]{3}}{3}$$

Answer

y=22

Question 11

A right triangle has a leg with a length of 21 and a hypotenuse of 42. Mariel notices that the hypotenuse is twice the length of the given leg, which means it is a 30-60-90 right triangle. Whic of the following statements are correct? Select all that apply.

Accepted Answer

The length of the remaining leg is

21 $$\sqrt[]{3}$$ .

Accepted Answer

The angle opposite to the side with length 21 measures $$30\degree$$ .

Answer

Mariel is not right. It is a 45-45-90 right triangle.

Answer

The length of the remaining leg is

21 $$\sqrt[]{2}$$ .

Answer

The perimeter of the triangle is 84.

Question 12

Select all the correct equations

Accepted Answer

Sin <F = Cos <A

Accepted Answer

Sin<EDA = Sin< GFA

Accepted Answer

Cos <A = Sin <AFG

Answer

Cos

Answer

Tan<A = Tan <F

Test #1 on Pythagorean and Trig

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