Step-by-step explanation:
Given,
perimeter = 94
length = 4y
breath = 5y + 2
perimeter = 2 ( l + b )
after inserting values we got,
2 ( l + b ) = 94
2 ( 4y + 5y + 2 ) = 94
2 ( 9y + 2 ) = 94
18y + 4 = 94
18y = 94 - 4 = 90
18y = 90
y = 90/18
y = 5
therefore,
length = 4y = 4×5 = 20
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Step-by-step explanation:
just try this in calculator
Answer: I'm late but do you still need help
Step-by-step explanation:
Answer:
this is 5th grade work
Step-by-step explanation:
6m/s
calculate the number of balloon that can be filled up.
Step-by-step explanation:
speed =wavelength ×Frequency
=6×2 =12m/d