The angles of a triangle are x + 9, 6x - 6, and 9x + 1.
Find the magnitude of the three angles.
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Answers
Answered by
1
Answer:
put the values of x and get the answers
Step-by-step explanation:
x+9+6x-6+9x+1=180
=>16x+4=180
=>x=176/16
Answered by
4
Answer:
Solution ;
Let the angles of a triangle be ∠ A , ∠B and ∠C
where ,
∠A = x+9
∠B = 6x - 6
∠C = 9x+1
We know that
The sum of the angles of a triangle is 180°
Then ,
∠ A+∠ B+∠C = 180°
Now , put the given values
⟹x+9+6x−6+9x+1=180°
⟹(x+6x+9x)+(9−6+1)=180°
⟹16x+4=180°
⟹16x=180−4
16x=176
⟹x= 16/176
⟹x=11
Hence ,
∠A = x+9 = 20
∠B = 6x - 6 = 60
∠C = 9x+1 = 100
Step-by-step explanation:
Hope this helps sis
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