Page 177 - Maths Class 06

H O T S

1. Find the value of k in the given figures:

(a) D C (b) A

3k – 4 k + 6
Square 3k – 7
Equilateral
triangle

A 2k+7 B B 2k+1 C

2. Complete the table given below, based on the pattern of dots and line segments. Also gener al ize
and find the expression for the number of dots and segments used in case of n squares.

Number of squares 1 2 3 4 5 10 n

Number of dots 4 8 … … 20 … …

Number of line segments 4 9 … … … … …

3. From the figure, find the value of x.
A

x+1 2x+1
Perimeter of
triangle = 4x + 25

B 5x+7 C

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