Answer:
56°
Step-by-step explanation:
Since triangle ABD and triangle CBD are congruent (SAS), so you can divide m∠ABC by 2 to get the m∠ABD and m∠CBD, or 56°.
It means the probability that at least 0.01 of an inch of precipitation will fall on your rooftop if you live in the forecast area.
The worksheet pic is not clear
