aahabibi33 aahabibi33

16-02-2021
Mathematics

contestada

Determine the value of x below.
30
12
X

Respuesta :

abidemiokin abidemiokin

22-02-2021

Answer:

138

Step-by-step explanation:

Let 30, 12 and X be the angles of a triangle

The sum of the angles in a triangle is 180degrees

Hence

30+12+X =180

42+X = 180

X = 180-42

X= 138

Hence the value of X is 138

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