harmonybaddie harmonybaddie

13-09-2014
Mathematics

Answered

In triangle DEF DE equals 5 and measure of angle D is 55 degree's find Fe to the nearest tenth?

In triangle DEF DE equals 5 and measure of angle D is 55 degree s find Fe to the nearest tenth? class=

Verified Answer :

Anonymous Anonymous

14-09-2014

\(|DE|=5\\|\angle EDF|=55^o\\|FE|=?\\\\tan|\angle EDF|=\frac{|FE|}{|DE|}\\\\tan55^o\approx1.4281\\\\therefore:\\\frac{|FE|}{5}\approx1.4281\Rightarrow|FE|\approx1.4281\times5=7.1405\approx7.1\)

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jerellestrill jerellestrill

29-07-2021

Answer:

7.1

Step-by-step explanation:

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