19.q 20.d 21.6/7 22.6/7 23.b
1) Given
2) m∠1 + m∠2 = 90°
3) BD bisects ∠ADC
4) definition of angle bisector
5) definition of congruency
6) m∠1 + m∠3 = 90°
7) ∠1 is complementary to ∠3 (7) definition of complementary
If there is a drop down box, and my answer is not an option, type in the options in the comment box and I will let you know which theorems (or definitions) are the same as my answer.
Answer:
76
or 238.76 
Step-by-step explanation:
The volume of a cylinder is V = 
Here the radius is r = 
= 
The height is given as 19 ft
Then plug in all the numbers into the equation
V = 
Anything that is inside the perenthasis are just like a regular math problem, so your answer should be:
C. 5
it take him 90 hrs to plow 60 acres
