The answer is 90, Because angle D is a 90 degree angle, and 180- 90=90, so the answer is 90.
Answer:

Step-by-step explanation:
The area of a circle is given by
where
is the radius of the circle. The diameter is given as
feet, so the radius of this circle is
feet.
Plugging in our values, we get:
.
Answer:
6 = 4 mins
Step-by-step explanation:
you have to take 200 and 50 and divide them
200 divided by 50 =4 and you have to tack mins to the end of it
id_k how many class rooms for number 5
and 7 i dk how many weeks there are therefore i cant solve them