Math, asked by nesarhussain1328, 1 year ago

The angle of triangle are 3x-2,2{x+1}and 10{x+12}find the valu of x

Answers

Answered by aryanrenrud
2

sum of the interior angles of triangle is equal to 180°

(3x - 2) + 2(x + 1) + 10(x + 12) = 180 \\ 3x - 2 + 2x + 2 + 10x + 120 = 180 \\ 15x + 120 = 180 \\ 15x = 180 - 120 \\ 15x = 60 \\ x =  \frac{60}{15}  \\ x = 4

hope you understand the method

Answered by Anonymous
1

Answer:

I hope it is helpful.........................

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