BBC1mon
How to show a cone's surface area = Ï€ × r × slant length
the bottom edge of the rectangle is 1/2 of the circumference of the base of the cone. The height of the rectangle is the slant length... Image caption, ...you've done it! The sectors rearranged ...
Plantisima on MSN3mon
You’ll Never Guess What Will Happen When You Hang a Pine Cone in Your Garden
The length of the string is up to you, but it should be long enough to allow the cone to hang freely. Now, find an outdoor ...
BBC6y
How to prove a cone's surface area = Ï€ × r × slant length
the bottom edge of the rectangle is 1/2 of the circumference of the base of the cone. The height of the rectangle is the slant length... Image caption, ...you've done it! The sectors rearranged ...