Answer:

Step-by-step explanation:
Since
and
are equal, we can set them equal to each other:

Substitute
to solve for
:

Answer:
C. class number and painting preference.
Step-by-step explanation:
Answer:
33 degrees
Step-by-step explanation
I used arcos, ∠A = arccos((a2 + b2 - c2)/2ab)
= 0.5795 rad = 33.203° = 33°12'11"
Answer:
140
Step-by-step explanation:
We can find the number of houses from ...
# houses = (houses/flats)(flats/bungalows)(# bungalows)
= (7/4)(8/5)(50)
# houses = 140