Answer:
b=16
Step-by-step explanation:
Formula~ 1/2*b*h
1/2*15*b=120
7.5b=120
b=120/7.5
b=16
(you can substitute the value to check-i've done it below)
1/2*16*15=?
if you work it out, the ans will be 120, therefore the ans is correct!
Answer:
28.3 feet
Step-by-step explanation:
Given a tree 41.8 feet tall casts a shadow that is 27 feet long
So the Tangent of the angle of the sahdow remains the same for the both trees.
We know that 



Therefore the height of the tree is 28.3 feet
Answer:
2
Step-by-step explanation:
2^2=4
-7*4=-28
Answer:
44.1
Step-by-step explanation:
Pls brainiest
9*4.2=first rectangle area=37.8
3*4.2/2=small triangle=3*2.1=6.3
37.8+6.3=44.1