lisawithlollipop lisawithlollipop

Today at 6:42 AM
Mathematics

Answered

A rectangular pond measures 3 m by 5 m. A concrete walkway of uniform width is constructed around the pond. If the walkway and pond together cover an area of 35 m2, how wide is the walk?

Answer :

juls1816 juls1816

Today at 6:48 AM

Answer:

2 m

Step-by-step explanation:

A=35

l=3+x

w=5+x

A=l*w

(3+x)(5+x)=35

15+3x+5x+x² = 35

x²+8x-20=0

x=2, -10

it cant have a negative length so x=2

Answer Link

lz54428 lz54428

Today at 6:48 AM

Answer:

2 m

Step-by-step explanation:

Answer Link

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