36 it the surface area of the triangler prism
Answer:76.65
Step-by-step explanation:
First, you write 36.5 times 2.10
Then, multiply them.
That equals 76.65
Heptagon has seven sides.
Ok so Mr gals takes 7 hours and Mr Lee's takes 6.25 hours to mow and those added equal 13.25 so 63 divided by 4 equals 15.75 so if we take that and minus gal and Lee's lawn it takes 2.50 hours to mow Mr unknowns lawn
Answer: 30
Step-by-step explanation:
the formula for the area of a triangle is base times height divided by 2
A=bh/2
the base in this triangle is 15 and the height is 4
(15)(4)/2
60/2
30