Find the surface area of a 7.4 cm long iron rod and 3.1 m radius
1 answer:
Answer:
144.2 cm
Step-by-step explanation:
Length of the iron rod is 7.4cm
Radius is 3.1m
Therefore the surface area can be calculated as follows
= 2πrl
= 2×3.142×3.1×7.4
= 144.2 I'm
Hence the surface area is 144.2cm
You might be interested in
Answer:
- 7 - i
Step-by-step explanation:
Given
(- 10 - 2i) + (3 + i) ← remove parenthesis
= - 10 - 2i + 3 + i ← collect like terms
= - 7 - i
5 people x $5 appetizers = $25
5 people x $10 main dish = $50
Total cost for the group of 5 = $75
$75 - 20% (.2) = $15 each person has to pay
Check ur work
$15 x 5 = $75
Answer:
a)A=53
b)A=42.68
c)A=60
Answer:
8
Step-by-step explanation:
Step 1: Add 19 to both side
b-19+19=-11+19
b=8
Hope I helped:D
Divide the total cost by the amount of months
28.5 divided by 6=4.75