Answer: C
Step-by-step explanation:
C because one x values cant have two y values
Your gunna need to need to add details m8.
<em>A = 80°</em>
<em>B = 10°</em>
- Step-by-step explanation:
<em>complementary angle => </em>
<em>=> A + B = 90°</em>
<em>A = 8B</em>
<em />
<em>8B + B = 90°</em>
<em>9B = 90°</em>
<em>B = 90° : 9</em>
<em>B = 10°</em>
<em>A = 8B</em>
<em>A = 8×10°</em>
<em>A = 80°</em>
