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GalinKa [24]
3 years ago
9

How do i find the value of x using the pythagorean theorem?

Mathematics
1 answer:
SVEN [57.7K]3 years ago
5 0
First use Pythagorean theorem to find the missing length of the triangle with 10 and 6. So 10^2 - 6^2 will give you an answer. The square root that answer and use that answer along with the length of 15 to find x. It’ll be 15^2 + the previous result^2 = x^2. Square root whatever you get for x^2 and that’s your answer.
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A statue is mounted on top of a 21 foot hill. From the base of the hill to where you are standing is 57feet and the statue subte
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Please find the attached diagram for a better understanding of the question.

As we can see from the diagram,

RQ = 21 feet = height of the hill

PQ = 57 feet = Distance between you and the base of the hill

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\angle SPR=Angle subtended by the statue to where you are standing.

\angle x=\angle RPQ= which is unknown.

Let us begin solving now. The first step is to find the angle \angle x which can be found by using the following trigonometric ratio in \Delta PQR :

tan(x)=\frac{RQ}{PQ} =\frac{21}{57}

Which gives \angle x to be:

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Now, we know that\angle x and \angle SPR can be added to give us the complete angle \angle SPQ in the right triangle \Delta SPQ.

We can again use the tan trigonometric ratio in \Delta SPQ to solve for the height of the statue, h.

This can be done as:

tan(\angle SPQ)=\frac{SQ}{PQ}

tan(7.1^0+20.22^0)=\frac{SR+RQ}{PQ}

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\therefore h+21=57tan(27.32^0)

h\approx8.45 ft

Thus, the height of the statue is approximately, 8.45 feet.

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Read 2 more answers
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