Page 110 - Maths Skill - 6

108 Maths

ASSESSMENT TIME

COMPETENCY BASED QUESTIONS D. Case Study Based Questions
1. The cost of fencing a rectangular garden of
A. Multiple-Choice Questions breadth 250 m at the rate of ` 18.50 per metre
1. Perimeter of a square whose side x is: is ` 27750.
(i) 4x (ii) 4x 2 Answer the following questions on the basis of
(iii) 8x (iv) none of these the above data.

2. Area of a rectangle is xy. If its breadth is y, then (a) What will be the length of the rectangular
its length is: garden?

(i) x 2 (ii) x (b) Find the new cost of fencing a rectangular
(iii) y (iv) none of these garden at the rate of ` 16 per metre.
3. If area of a square field is 25 m , then the length (c) Find the area of the rectangular garden.
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of the side is: (d) What is the perimeter of rectangular garden?
2
(i) 4 m (ii) 5 m 2 (iii) 5 m (iv) 4 m 2. Vaidik is going to market with his mother. He
4. If a square hall has a side 35.6 m, then its area is: bought two rectangular stickers of same colour
(i) 10 ares (ii) 10.5 ares with different sizes.
(iii) 12 ares (iv) 12.67 ares (a) The formula to find area of a rectangle is
(i) 4 × side
B. Fill in the Blanks

1. The area of a rectangle is ____________. (ii) side × side
2
2. The area of a square field is 324 m . Then the (iii) length × length
perimeter of the square is ____________cm. (iv) length × breadth
3. The length and breadth of a rectangle are in (b) If the length of the big sticker is 25 cm and
the ratio of 2 : 1. If its breadth is 20 m, then its breadth is 28 cm, then it’s perimeter is
perimeter is ____________. (i) 108 cm (ii) 110 cm
4. The length of a rectangle is thrice its breadth. (iii) 1.06 m (iv) 1.60 m
Find the area of the rectangle ____________. (c) If the area of the small sticker is half the area
5. Perimeter of a square of side 4.5 cm is of the big sticker, what is the measure of area
____________ cm. of small sticker?

C. Write ‘T’ for true and ‘F’ for false statements (i) 450 sq. cm (ii) 350 sq. cm

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1. 1 cm is the area of a square whose side is of (iii) 220 sq. cm (iv) 380 sq. cm
(d) If the length of the big sticker is halved and
length 1 cm. breadth is doubled, what is the area of the
2. Perimeter of a rectangle is 2 × (length × breadth). new rectangle obtained?

(i) It is smaller than the previous rectangle.
3. The standard unit of area is 1 cm or 1 m. (ii) It is bigger than the previous rectangle.
(iii) There is no change in the area.
4. Perimeter of a regular polygon with n side is (iv) It is not possible to do that.
n × side.