## EXERCISE 24 B

**1. An equilateral triangle with one side measuring**

**(i) 9 cm**

**(ii) 30 cm**

**(iii) 45 mm**

**(iv) 100 mm**

**2. A regular hexagon with one side measuring **

**(i) 15 cm**

**(ii) 55 mm**

**(iii) 80 mm**

**(iv) 0.7 m**

**3. Find the length of one side of a regular hexagon, if the perimeter is**

**(i) 54 cm**

**(ii) 1.14 m**

**(iii) 222 mm**

**(iv) 3.6 m**

**4. Find the length of each of the equal sides of an isosceles triangle , if the perimeter and unequal side are**

**(i) perimeter =40 cm , unequal side = 6 cm**

**(ii) perimeter = 45 cm , unequal side = 25 cm**

**5. A piece of string is 120 cm long . What will be the length of each side , is the string is bent to form**

**(i) an equilateral triangle**

**(ii) a regular pentagon**

**(iii) a regular hexagon**

**6. A rope of length 60 cm is cut into two pieces. One piece is used to form a rectangle of length 12 cm and width 6 cm. The other piece is bent into a regular hexagon. What is the length of each side of the hexagon?**