kkuzela kkuzela

01-05-2018
Mathematics

contestada

What is the distance to the earth’s horizon from point P?

Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth.

What is the distance to the earths horizon from point P Enter your answer as a decimal in the box Round only your final answer to the nearest tenth class=

Respuesta :

larsonjoseph01 larsonjoseph01

07-05-2018

284.4 is the answer I just took the test

Answer Link

AlonsoDehner AlonsoDehner

31-03-2019

Answer:

284.4

Step-by-step explanation:

Given is a picture of a circle as earth and radius = 3959 mi.

THe horizon is the tangent with length unknown x

The hypotenuse of the right triangle is 3959+10.2 = 3969.2 mi.

Hence we get

x using Pythagorean theorem

[tex]x^2+3959^2=3969.2^2\\x^2= 10.2(7928.2)\\x=284.37[/tex]

Round off to nearest 10th

Since ii digit after decimal is 7 >5 we add 1 to the digit after decimal

Answer is 284.4

Answer Link

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