Answer:
<em>m∠ABC = 90° , m∠ABE = 30° , m∠EBC= 45°</em>
Step-by-step explanation:
If I were to remember correctly;
m∠ABC = 90°
m∠ABE = 30°
m∠EBC= 45°
Hope you're doing alright during the quarantine. Best of luck!
We know that:
Remember:
450°=360°+60°
and:
Thus:
Then:
i dont know the question what does it mean