**Multiple Choice Questions**

**32**. 36 unit squares are joined to form a rectangle with the least perimeter. Perimeter of the rectangle is

- (a) 12 units
- (b) 26 units
- (c) 24 units
- (d) 36 units

**31**. The side of a square is 10cm. How many times will the new perimeter become if the side of the square is doubled?

- (a) 2 times
- (b) 4 times
- (c) 6 times
- (d) 8 times

**30**. If the sides of a parallelogram are increased to twice its original lengths, how much will the perimeter of the new parallelogram?

- (a) 1.5 times
- (b) 2 times
- (c) 3 times
- (d) 4 times

**29**. Two regular hexagons of perimeter 30 cm each are joined as shown in figure. The perimeter of the new figure is

- (a) 65cm
- (b) 60cm
- (c) 55cm
- (d) 50cm

**28**. Four regular hexagons are drawn so as to form the design as shown in figure. If the perimeter of the design is 28 cm, the length of each side of the hexagon is

- (a) 2 cm
- (b) 2.5 cm
- (c) 3 cm
- (d) 3.5 cm

**27**. If *p *squares of each side 1 mm makes a square of side 1 cm, then *p *is equal to

- (a) 10
- (b) 100
- (c) 1000
- (d) 10000

**26**. If 1 m^{2} = *x *mm^{2}, then the value of *x *is

- (a) 1000
- (b) 10000
- (c) 100000
- (d) 1000000

**25**. 12 m^{2} is the area of

- (a) a square with side 12 m
- (b) 12 squares with side 1 m each
- (c) 3 squares with side 4 m each
- (d) 4 squares with side 3 m each

**24**. How many squares of side 1 m, makes a square of side 5 km?

- (a) 250000
- (b) 2500000
- (c) 250000000
- (d) 25000000

**23**. If each side of a rhombus is doubled, how much will its area increase?

- (a) 1.5 times
- (b) 2 times
- (c) 3 times
- (d) 4 times

**22**. Area of a right triangle is 54 cm^{2}. If one of its legs is 12 cm long, its perimeter is

- (a) 18 cm
- (b) 27 cm
- (c) 36 cm
- (d) 54 cm

**21**. Area of triangle *PQR* is 100 cm^{2}. If altitude *QT* is 10 cm, then its base *PR* is

- (a) 20 cm
- (b) 15 cm
- (c) 10 cm
- (d) 5 cm

**20**. Let *MNO* is a right-angled triangle. Its legs are 6 cm and 8 cm long. Length of the perpendicular *NP* on the side *MO* is

- (a) 4.8 cm
- (b) 3.6 cm
- (c) 2.4 cm
- (d) 1.2 cm

**19**. Area of a right-angled triangle is 30 cm^{2}. If its smallest side is 5 cm, then its hypotenuse is

- (a) 14 cm
- (b) 13 cm
- (c) 12 cm
- (d) 11cm

**18**. A wire is bent to form a square of side 22 cm. If the wire is rebent to form a circle, its radius is

- (a) 22 cm
- (b) 14 cm
- (c) 11 cm
- (d) 7 cm

**17**. A wire is bent to form a square of side 22 cm. If the wire is rebent to form a circle, its area is

- (a) 196 cm
^{2} - (b) 212 cm
^{2} - (c) 616 cm
^{2} - (d) 644 cm
^{2}

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