Answer:
Step-by-step explanation:
miles hour
7 : 1
*7 *7
--------------------------
49 : 7
49/7=7
Answer:
B. 20
Step-by-step explanation:
64 ÷ 8 + 6(2)
64 ÷ 8 + 12
8 + 12
20
Answer:
314 square feet
Step-by-step explanation:
we know that
The area that will be covered by the spray of the quarter-circle sprinkler head, is equal to the area of a quarter circle with radius of 20 feet
so
The area of a quarter circle is
we have
substitute
Y = 3x - 2
-3x + y = -2
-3x = -y - 2
x = (1/3)y + 2/3
A(n)=330 Plug in 10 for n