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What is the difference between a math straight edge and a math ruler?
A ruler has markings, a straight edge does not. In "straight edge and compass" constructions, you are not allowed to mark the straight edge. Things that are impossible using only a straight edge and compass are possible if markings are allowed (for example, it's possible to trisect an angle using a marked straight edge).
How many ridges are on the edge of a nickel?
A nickel has a smooth edge. No ridges.
What is a straight edge?
a tattoo that has something to do with straight-edge, a subculture and lifestyle choice about not drinking, doing drugs or having casual sex. a straight-edge tattoo could be lyrics from an edge band or x's.
what the difference between concave and convex?
Concave means bending inward, convex means bending outward.Concave . . .- thinnest in the middle- thickest around the edge- holds waterConvex . . .- thinnest around the edge- thickest in the middle- water runs off
What is a math straight edge?
Generally a ruler is a straight edge, but it can be anything... I generally just use a spare pencil.
What kind of lens has a center that is thicker than its edge?
A convex lens
Which mirror is suitable for the use of shaving and why?
Any type of mirror, whether plano, convex, or concave, is useful for shaving if it breaks clean with a uniform, straight, sharp edge.
What is a lens that is thinner in the center and thicker at the edge?
Convex
Is a convex lens edge thicker than the middle?
The edges of a convex lens are thicker than the middle.
How are concave and convex mirrors are different from one another?
A convex mirror is thicker at the center than at the edge, whereas a concave mirror is thinner in the center than at the edge.
Is straight edge a gang?
No. But there are straight edge "groups" that are a lot like gangs. But no, straight edge itself is not a gang, and a straight edge person is not a gang member.
What is a straight edge used for?
A straight edge is used for making perfectly straight lines when drawing. The straight edge is placed on the paper and you use the edge to draw against.
What lens is thick in the middle and thin at the edge?
convex lens
What is the mathamatical definition of concave and convex polyhedra?
There is a good way to know if a polyhedra is convex. If you place the shape inside a sphere and all of the vertexes were touching the edge of the sphere, then it would be convex. If all of the vertexes didn't touch the edge, then it would be concave. How simply is that?
Edge of nickel?
smooth
What does the sine wave represent physically?
The motion of a dot (spot, point) on the outer edge of a tire on your car as it drives down a smooth, straight road.
What leaves have a smooth edge?
Willow leaves are smooth-edged.
