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Mathematics 21 Online
OpenStudy (anonymous):

If ab is the base of isosceles triangle ABC, then which of the following is the vertex angle? (Points : 1) Angle A Angle B Angle C All these angles are vertex angles.

OpenStudy (anonymous):

Geometry Definition: each angular point of a polygon, polyhedron, or other figure.

OpenStudy (anonymous):

does that help?

OpenStudy (anonymous):

what are thoes?

OpenStudy (anonymous):

Polygon: a plane figure with at least three straight sides and angles such as a triangle.

OpenStudy (anonymous):

okay so would it be the last answer?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

Do you have any other questions?

OpenStudy (lastdaywork):

In case of isosceles triangle, vertex angle refers to the angle opposite to the base.

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