Question 11 Mark
Draw an equilateral triangle each of whose side is 4 cm. Draw all its lines of symmetry.
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Question 21 Mark
Construct a rectangle ABCD with AB = 5 cm and AD = 3cm. Construct its lines of symmetry.
Question 31 Mark
Draw an isosceles ΔABC, where BC = 3.5 cm, the base angles C and B = 75°. Use ruler and compass only. Draw all lines of symmetry of the triangle.
Question 41 Mark
In each of the figure below, state the number of axes of symmetry, if any.
Answer
View full question & answer→No.
Question 51 Mark
In each of the figure below, state the number of axes of symmetry, if any.
Answer
View full question & answer→Six
Question 61 Mark
In each of the figure below, state the number of axes of symmetry, if any.
Answer
View full question & answer→Three
Question 71 Mark
Draw a diagram and name the figure in the following:
A quadrilateral having only one line of symmetry.
A quadrilateral having only one line of symmetry.
Answer
View full question & answer→Isosceles trapezium
Question 81 Mark
Draw a diagram and name the figure in the following:
A triangle with only one line of symmetry.
A triangle with only one line of symmetry.
Answer
View full question & answer→Isosceles triangle
Question 91 Mark
Draw a diagram and name the figure in the following:
A quadrilateral having four lines of symmetry, two of which contain its diagonals.
A quadrilateral having four lines of symmetry, two of which contain its diagonals.
Answer
View full question & answer→Square
Question 101 Mark
In the figure below are an isosceles triangle; state if the triangle is a symmetrical figure. If a figure is symmetrical, state the number of axis of symmetry and indicate them by dotted line.
Answer
View full question & answer→No.
Question 111 Mark
In the figure below are an isosceles triangle; state if the triangle is a symmetrical figure. If a figure is symmetrical, state the number of axis of symmetry and indicate them by dotted line.
Answer
View full question & answer→Yes, three
Question 121 Mark
In the figure below are an isosceles triangle; state if the triangle is a symmetrical figure. If a figure is symmetrical, state the number of axis of symmetry and indicate them by dotted line.
Answer
View full question & answer→Yes, one
Question 131 Mark
Draw a line of symmetry of semi-circle.
Question 141 Mark
Every diameter of circle is an axis of the symmetry for the circle. Each of the figure below contain a circle or a part of a circle. State the number of axis of symmetry in each case and also indicate them.
Answer
View full question & answer→(a) Yes, Four.
Yes, infinite since every diameter of a circle is an axis at symmetry for the circle and there are an infinite number of diameter in a circle.
Yes, infinite since every diameter of a circle is an axis at symmetry for the circle and there are an infinite number of diameter in a circle.
Question 151 Mark
In each of the figure below, an additional line is indicated by dots. Observe, name the figure and state if the figure is symmetrical about the dotted line.
Answer
View full question & answer→Parallelogram, no.
Question 161 Mark
In each of the figure below, an additional line is indicated by dots. Observe, name the figure and state if the figure is symmetrical about the dotted line.
Answer
View full question & answer→Rectangle, yes
Question 171 Mark
Use a ruler and compass only in this question.
Write down the geometrical name of the quadrilateral.
Write down the geometrical name of the quadrilateral.
Answer
View full question & answer→Rhombus.
Question 181 Mark
In each of the figure below, an additional line is indicated by dots. Observe, name the figure and state if the figure is symmetrical about the dotted line.
Answer
View full question & answer→Triangle, yes
Question 191 Mark
Draw two circles each of radius 2.5 cm touching each other. Construct the lines of symmetry of these circles.