9/24/2021-Unit 1A Test Review--part 1

For exercises 1 thru 6, evaluate each trig function with an EXACT answer.

1

(reduce any fractions)

1

(reduce any fractions)

1

(reduce any fractions)

1

(reduce any fractions)

1

(reduce any fractions)

1

(reduce any fractions)

1

Describe the following using the correct trig cofunction:

1

Describe the following using the correct trig cofunction:

1

Describe the following using the correct trig cofunction:

1

Find angle A. Round to the tenths place if necessary.

1

Find a. Round to the tenths place if necessary.

1

Find c. Round to the tenths place if necessary.

1

From a boat on the lake, the angle of elevation to the top of a cliff is 20°. If the horizontal distance of the base of the cliff is 886 feet from the boat, how high is the cliff (to the nearest foot)?

1

A ladder is leaning against the top of a 12.3 meter wall. If the bottom of the ladder is 5.6 meters from the bottom of the wall, then what is the angle between the ladder and the ground?

1

Using the same information as #14 above, what is the measure of the angle between the ladder and the wall?

1

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1

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1

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1

(reduce any fractions)

(reduce any fractions)

(reduce any fractions)

(reduce any fractions)

(reduce any fractions)

(reduce any fractions)

Describe the following using the correct trig cofunction:

Describe the following using the correct trig cofunction:

Describe the following using the correct trig cofunction:

Find angle A. Round to the tenths place if necessary.

Find a. Round to the tenths place if necessary.

Find c. Round to the tenths place if necessary.

From a boat on the lake, the angle of elevation to the top of a cliff is 20°. If the horizontal distance of the base of the cliff is 886 feet from the boat, how high is the cliff (to the nearest foot)?

A ladder is leaning against the top of a 12.3 meter wall. If the bottom of the ladder is 5.6 meters from the bottom of the wall, then what is the angle between the ladder and the ground?

Using the same information as #14 above, what is the measure of the angle between the ladder and the wall?

Upload your work here (page 1)

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Upload your work here (page 4)