Archives

Find the perimeter of each of the following figures:

Solution: We know that perimeter is given by sum of all the sides of the given geometric shape. Let us determine the perimeter of the... View Article

In each figure alongside, a letter of the alphabet is shown along with a vertical line. Take the mirror image of the letter in the given line. Find which letters look the same after reflection (i.e. which letters look the same in the image) and which do not. Can you guess why?

Solutions: The mirror images of the given figures are shown below... View Article

Copy the following drawing on squared paper. Complete each one of them such that the resulting figure has two dotted lines as two lines of symmetry. How did you go about completing the picture?

Solutions: We can complete the given figures by drawing similar parts as shown in these figures. Let us first draw the vertical... View Article

Find the number of lines of symmetry in each of the following shapes. How will you check your answers?

Solution: (a)As per the given figure it comprises 4 lines of symmetry. (b) For the given figure there is only 1 line of symmetry. (c)... View Article

Given here are figures of a few folded sheets and designs drawn about the fold. In each case, draw a rough diagram of the complete figure that would be seen when the design is cut off.

Solutions: The complete diagram of the given figure can be drawn as shown below... View Article

Consider the letters of English alphabets, A to Z. List among them the letters which have (a) vertical lines of symmetry (like A) (b) horizontal lines of symmetry (like B) (c) no lines of symmetry (like Q)

(a)Alphabets having vertical lines of symmetry are A, H, I, M, O, T, U, V, W, X, Y. (b) Alphabets having horizontal lines of symmetry are B,... View Article

Trace each figure and draw the lines of symmetry, if any:

Solution: (a)The figure given here is an isosceles triangle. Hence, there will be 1 line of symmetry. (b) The figure given here has two... View Article

On a squared paper, sketch the following: (a) A triangle with a horizontal line of symmetry but no vertical line of symmetry. (b) A quadrilateral with both horizontal and vertical lines of symmetry. (c) A quadrilateral with a horizontal line of symmetry but no vertical line of symmetry. (d) A hexagon with exactly two lines of symmetry. (e) A hexagon with six lines of symmetry.

Solution: (a) A triangle with a horizontal line of symmetry but no vertical line of symmetry can be drawn as shown below (b) A... View Article

Can you draw a triangle which has (a) exactly one line of symmetry? (b) exactly two lines of symmetry? (c) exactly three lines of symmetry? (d) no lines of symmetry? Sketch a rough figure in each case.

(a) Yes. An isosceles triangle can be drawn that has only 1 line of symmetry. (b) No, we cannot draw a triangle that has 2 lines of... View Article

Complete the following table.

Solution: The given table can be completed by the data as follows In the case of circles, we observe infinite lines. Given... View Article

Copy the triangle in each of the following figures on squared paper. In each case, draw the line(s) of symmetry, if any and identify the type of triangle.

Solution: (a)The triangle given in the figure is an isosceles triangle. Hence it comprises 1 line of symmetry. (b) The triangle given in... View Article

Find the number of lines of symmetry for each of the following shapes :

Solutions: (a)The given figure consists of 4 lines of symmetry. (b) The given figure consists of 4 lines of symmetry. (c) The given figure... View Article

In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram so that it becomes symmetric.

Solution: The complete diagram to make the given figure symmetric is shown below... View Article

In the figure, l is the line of symmetry. Complete the diagram to make it symmetric.

Solution The complete diagram to make the given figure symmetric is shown below... View Article

Copy the following on a squared paper. A square paper is what you would have used in your arithmetic notebook in earlier classes. Then complete them such that the dotted line is the line of symmetry.

Solution: To make the dotted line a line of symmetry the given figure may be drawn as shown below (a) (b) (c) (d) (e) (f)... View Article

M	T	W	T	F	S	S
						1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30	31