Advertisements
Advertisements
Question
In the following figures, the line of symmetry has been drawn with a dotted line. Identify the corresponding sides and the corresponding angles about the line of symmetry.
Solution
Corresponding sides about line of symmetry :
AB= BC, AD =DC
Corresponding angles about line of symmetry :
∠ DAB = ∠ DCB
APPEARS IN
RELATED QUESTIONS
Use a graph paper for this question (Take 2 cms = 1 unit on both x and y-axis)
1) Plot the following points:A(0, 4), B(2, 3), C(1, 1) and D(2, 0)
2) Reflect points B, C, D on the y-axis and write down their coordinates. Name the images as B’, C’, D’ respectively
3) Join the points A, B, C, D, D’, C’, B’ and A in order, so as to form a closed figure. Write
down the equation of the line of symmetry of the figure formed
Draw the line of symmetry of the following figure and also mark their points of symmetry, if any:
Draw an equilateral triangle each of whose side is 4 cm. Draw all its lines of symmetry.
A rhombus has __________ lines of symmetry
The number of lines of symmetry in compasses is ______.
A protractor has ______ line/lines of symmetry.
With ruler and compasses, we can bisect any given line segment.
On a squared paper, sketch the following:
A triangle with a horizontal line of symmetry but no vertical line of symmetry.
Consider the letters of English alphabets, A to Z. List among them the letters which have vertical lines of symmetry (like A).
Consider the letters of English alphabets, A to Z. List among them the letters which have horizontal lines of symmetry (like B).
