SSLC Maths NIOS I

Geometrical constructions must be:

Area of square =

Area depends on:

Perimeter of triangle =

To construct 90° angle we draw:

Area of rectangle =

Diameter of circle is:

Construction is based on:

The main tool used for geometric constructions is:

17. The angle greater than 90° is:

Perimeter of a figure means:

Circle is drawn using:

Perimeter measures:

Value of π (approx) =

Equilateral triangle has all sides:

Area of semicircle =

Unit of area is:

Unit of perimeter is:

A line segment can be copied using:

Perimeter of square =

A triangle with all unequal sides is:

Angle bisector divides an angle into:

Locus of a point equidistant from two points is:

Compass is used to measure:

Full angle equals:

If length doubles, perimeter of rectangle:

Perimeter of semicircle =

Isosceles triangle has:

Angle of 60° is constructed using:

Each angle of equilateral triangle is:

chapter 20 PERIMETERS AND AREAS OF PLANE FIGURES Area of parallelogram =

Perimeter of rectangle =

The perpendicular from a point to a line forms:

Straight angle equals:

Perpendicular bisector divides a line into:

Area is measured in:

If side of square doubles, area becomes:

Radius of circle is:

To construct parallel lines we use:

Area of rhombus =

Diameter of circle =

Circumference of circle =

If radius increases, area of circle:

Area of circle =

Locus of points equidistant from a fixed point is:

Area of a figure means:

To bisect a line segment we use:

A triangle can be constructed when ____ are known:

Area of trapezium =

Area of triangle =