siennagarcia5
siennagarcia5
14-10-2021
Mathematics
contestada
I NEED HELP PLEASEEeeeeee
Respuesta :
HeavenLmoore
HeavenLmoore
14-10-2021
x=18
Explanation:
The sum of the 3 angles in a triangle is 180∘
hence , the sum of the 3 angles given must equal 180
We can form an equation
2x + 3x + 5x = 180 ⇒10x=180⇒x=180/10
x=18
2(x) = 2(18)=36
3(18)=54
5(18)=90
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