SOLUTION: Angle 1 = x + 7 Angle 2 = 2x-3 Angle ABC = x2 Find the value of x and the measure of angle 1

Question 901980: Angle 1 = x + 7
Angle 2 = 2x-3
Angle ABC = x2
Find the value of x and the measure of angle 1
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
Angle =
Angle =
Angle =
by definition, the sum of all angles in a triangle is
so, angles ...plug in given values

...solve for

solution: we need only positive solution

now find the measure of angle :

Angle =

Angle =
Angle =

Angle =

Angle =
check their sum:

...round to whole number

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