Answer:
$1983.75
Step-by-step explanation:
1725 x 0.15 = 258.75
now add to the original price
1725 + 258.75= 1983.75
Answer: The answer is 314.28 cm² (approx.).
Step-by-step explanation: Given that an engineer is going to install a new water pipe. The diameter of this circular pipe is, d = 20 cm.
We need to find the area 'A' of the circular cross-section of the pipe.
Given, diameter of the circular section is
So, the radius of the circular cross-section will be
Therefore, cross-sectional area of the pipe is
Thus, the answer is 314.28 cm² (approx.).
Answer:
a
Step-by-step explanation:
10(x-5)=-80
10x-50=-80
+50 +50
10x=-30
/10 /10
x=-3