the boat is on the same horizontal level as the foot of a cliff and the angle of depression of the boat from the top of the cliff is 30 degree if the boat is 120 m away from the foot of the cliff, find the height of the cliff and correct to three significant figures

a. she will receive a refund of $278.

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

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step-by-step explanatio89

answer: the answer is ann