BoyD125505 BoyD125505

26-10-2022
Mathematics

contestada

In the diagram below, if the measure of < C = 45 °, and side AB = 9, then side BC = _____.

In the diagram below if the measure of lt C 45 and side AB 9 then side BC class=

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RoxanaW645940 RoxanaW645940

26-10-2022

Given the shown trangle

where the angle C= 45°

Side AB (Opposite) = 9

side BC(Adjacen)= ?

then

[tex]tan(\emptyset)=\frac{Opp}{Adj}[/tex][tex]tan(45)=\frac{9}{BC}[/tex][tex]BC=\frac{9}{tan(45)}[/tex][tex]BC=\frac{9}{1}=9[/tex]

Correct answer is

option C

9

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