Math Plane Figure Geometry

Which figure below has both point and line symmetry?

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How many lines of symmetry does the following figure have?

• 1

• 3

• 5

• 6

Answer explanation

The figure has 5 lines of symmetry, which can be identified by visualizing how it can be folded along these lines to create mirror images. This confirms that the correct answer is 5.

Formula for area of triangle

• Length x Breadth

• base x Height

• 1/2 x Base x Corresponding Height

• Length + Perimeter + Height

How to find area of semi circle

• 2πr

• π r +2r

• 1/2 πr^2

• πr^2

How to find the total surface area of cuboid?

• 2(LxBxH)

• 2(lb+bh+lh)

• l x b x h

• 2(l+b+h)

A common tangent to two circles is called a________if both circles lie on the same side of it

A cuboid has _ plane faces

• 4

• 6

• 12

• 8

A cut which is made through a solid perpendicular to its length is called its-

Area of a closed figure is?

• The region of space occupied by the object or figure in the geometry is called the area of the figure

• The sum of all the chords of the figure is called the area of a closed figure

• The space enclosed within the figure is called its area

• The length of 1 side of a figure is called its area.

The line joining the opposite corners of a cuboid is called its