Asked by Frank
Hey Jiskha,
came across this problem in my maths homework and I can't seem to solve it.
Can someone maybe help me out?
A Norman window has the shape of a rectangle with a semi circle on top; diameter of the semicircle exactly matches the width of the rectangle. Find the dimensions w * h of the Norman window whose perimeter is 500in. that has maximal area.
Answer in inches:
w=
h=
There is also a picture with it.
i(DOT)imgur(DOT)com/kN8kmbI.png
Thanks for the help!
came across this problem in my maths homework and I can't seem to solve it.
Can someone maybe help me out?
A Norman window has the shape of a rectangle with a semi circle on top; diameter of the semicircle exactly matches the width of the rectangle. Find the dimensions w * h of the Norman window whose perimeter is 500in. that has maximal area.
Answer in inches:
w=
h=
There is also a picture with it.
i(DOT)imgur(DOT)com/kN8kmbI.png
Thanks for the help!
Answers
Answered by
PsyDAG
Maximal area of rectangle is a square.
4w = 500
Solve for w.
4w = 500
Solve for w.
Answered by
Frank
Unfortunately it is not that easy. I tried. :D
If you have a chance to look at the picture you will understand. :)
Just replace the "(DOT)" in the link with actual dots ".".
If you have a chance to look at the picture you will understand. :)
Just replace the "(DOT)" in the link with actual dots ".".
Answered by
Steve
see the related questions below. It does get a bit messy.
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