Question

the angles of triangle are x minus 40 degree coma x minus 20 degree and 12 x minus 10 degree find value of x​

Answer 1

Answer:

GOOD QUESTION

Step-by-step explanation:

ATQ,

x-40+x-20+12x-10=180 [sum of all angles of triangle=180 degree]

14x-70=180

14x=180+70

14x=250

x=250/14

x=18 degree(approx.)

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