Q.1.
A two-dimensional shape has something that a one-dimensional straight line does not have. What is it?
Q.2.
A two-dimensional shape with straight sides is called a what?
Q.3.
Which of the following is one-dimensional?
Q.4.
The flat surface of a solid is referred to as what?
Q.5.
If two lines are 'perpendicular', they are .......
Q.6.
What is defined as 'a polygon with three corners or vertices and three sides or edges'?
Q.7.
A square, a rectangle, a parallelogram, a rhombus, a kite and a trapezium are all examples of what?
Q.8.
Three-dimensional solids have something that two-dimensional shapes do not. What is it?
Q.9.
How many faces does a square-based pyramid have?
Q.10.
'Reflective or line', 'rotational' and 'plane' are all types of what?