81 degrees
1 degree = 2 pi / 360
81 degrees = 162 pi / 360
=9 pi / 20
L (arc) = radius x angle
= 10 x 9 pi / 20
90 pi /20
9/2 pi : D
The answer is D
Step-by-step explanation:
first in time : original. 2a : of, relating to, or being a prime number — compare relatively prime. b : having no polynomial factors other than itself and no monomial factors other than 1 a prime polynomial.
Answer:

Step-by-step explanation:

Answer:
x¹/²
Step-by-step explanation:
Taking the square root of a number is the same as taking it to the power of one half.
V=LWH
L=8
W=7
H=5
V=8*7*5=280 in^3
you need 280 in^3 of water