QUESTION IMAGE
Question
find the value of x.
a
d
(x - 12)°
b
(x - 12)°
(x - 12)°
e
c
x =
Step1: 明确角度关系
由图可知,三个\((x - 12)^{\circ}\)的角组成一个平角,平角为\(180^{\circ}\),即\(3(x - 12)=180\)。
Step2: 求解方程
先展开式子得\(3x-36 = 180\),然后移项可得\(3x=180 + 36\),即\(3x=216\),两边同时除以\(3\),\(x=\frac{216}{3}=72\)。
Snap & solve any problem in the app
Get step-by-step solutions on Sovi AI
Photo-based solutions with guided steps
Explore more problems and detailed explanations
\(72\)