Question

the measures of the angles of a triangle are shown in the figure below. solve for x. 36° (2x + 10)°

Explanation:

Step1: 三角形内角和为180°

$36+(2x + 10)+90=180$

Step2: 化简等式左边

$36+2x+10 + 90=2x+136$

Step3: 求解x

$2x+136 = 180$，$2x=180 - 136$，$2x = 44$，$x = 22$

Answer:

$x = 22$