Q: What does concave mean?

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It means sunken in. If the top of a stone is concave, it can hold rainwater.'Convex' means swollen out. If the top of a stone is convex, water rolls off.

Concave, because you can connect the corners from the outside.

concave

A concave line is a line that caves in.

No, you would need at least 4 points to create a concave polygon.

Related questions

it is the deeper concave offered by zero skateboards

There are some meaning on the term " concave up". However, in most cases, a concave is a hallow curve. A half circle with an opening is also a concave. Concave up means to concave somethings.

If an object is concave, it means that is contains a surface that curves inward. Eyeglass lenses and bowls, for example, can both be said to be concave.

Do you mean is a meniscus always concave? If so, then no. For example, the meniscus of mercury is convex.

Concave means that there is a dip in the object, like it has caved in. Bi-concave means that it is dipped in on two sides of the object. A good example is a red blood cell. It is a bi-concave disk - it has dips on two sides of it.

what concave means in blessed

concave

concave concave

A mirror with a surface that curves inward

concave and convex refer to the curve of the mirror. if it is concave, it curves in at the middle, like a 'cave'. if it is convex, it curves out at the middle, like an eye. think of a spoon - one side is convex, the other is concave. this curve will affect the image the mirror shows.

convex means in geography as something which is curved outward for example a hill is convex because it is curved outwardly and don't get confused in concave of hill because a hill never is concave a bowl is concave so convex is curved outwardly and concave is curved inwardly

It means sunken in. If the top of a stone is concave, it can hold rainwater.'Convex' means swollen out. If the top of a stone is convex, water rolls off.