P = 4a.....this is the perimeter of a square
P = 4(180)
P = 720 ft
and if the spray cost 0.11 per ft......720 * 0.11 = 79.20 rounded to the nearest dollar is $ 79 <==
Answer:
3a-10
Step-by-step explanation:
<h2>MAYBE IT HELPS</h2>
Answer: 32
Step-by-step explanation:
Given: The energy needed for 1 hour of running for an adult 
Therefore. the energy needed for seven hours of running=
Since, he energy released by metabolism of 1 average candy bar 
Therefore, the number of candy bars an adult need to eat to supply the energy needed for seven hours of running.=
Hence, the adult need to eat 32 candies to supply the energy needed for seven hours of running.
Answer:
f(x) = (x^2 -4) ( x-5)
Here quadratic factor is ( x^2 -4) As x contains power 2
and linear factor is (x-5) as x contains power 1
Answer:
1 : 20
Step-by-step explanation:
ratio of teachers : students = 12 : 240 ( divide both parts by 12 )
= 1 : 20