CBSE Questions for Class 7 Maths Perimeter And Area Quiz 11 - MCQExams.com

An increase in perimeter of a figure always increases the area of the figure. 
  • True
  • False
In given Fig. ratio of the area of triangle ABC to the area of triangle ACD is the same as the ratio of base BC of triangle ABC to the base CD of triangle ACD. 
1793722_c50234ce9d55405ba9d48b714c8cfdb0.png
  • True
  • False
$$5$$ hectare $$= 500\, m^2$$ 
  • True
  • False
The area of a parallelogram is 60 $$cm^2$$ and one of its altitude is 5 cm. The length of its corresponding side is
  • 12 cm
  • 6 cm
  • 4 cm
  • 2 cm
In covering a distance s meters, a circular wheel of radius $$ r $$m makes $$\dfrac{s}{2\pi r}$$ revolutions. Is the statement true ? Why ?
  • True
  • False
Is it true that the distance travelled by circular wheel of diameter d cm is one revolution is $$2\pi d \,cm$$ ? Why ?
  • True
  • False
Is the area of the largest circle that can be drawn inside a rectangle of length $$a$$ cm and breadth $$b$$ cm $$(a > b)$$ is $$\pi b^2 \,cm^2$$ ? Why ?
  • True
  • False
Find the area of a ring-shaped region enclosed between two concentric circles of diameter $$8cm$$ and $$6cm$$
  • $$28\ cm^2$$
  • $$44\ cm^2$$
  • $$66\ cm^2$$
  • $$88\ cm^2$$
The area of circle whose circumference is $$44cm$$ is
  • $$77\ cm^2$$
  • $$308\ cm^2$$
  • $$168\ cm^2$$
  • $$154\ cm^2$$
The external and internal radius of a circle path area $$5 m$$ and $$3m$$ respectively. The are of the circular path is
  • $$87 \pi m^2$$
  • $$16 \pi m^2$$
  • $$157 \pi m^2$$
  • $$237 \pi m^2$$
The radius of a circle is $$5\ cm$$ then its area is
  • $$154\ cm^2$$
  • $$1386\ cm^2$$
  • $$550\ cm^2$$
  • $$308\ cm^2$$
  • None
If $$\pi=\dfrac{22}{7}$$ then distance covered in the revolution (in m) of a wheel of diameter $$35cm$$willbe
  • $$2.2$$
  • $$1.1$$
  • $$9.625$$
  • $$96.25$$
The area between two concentric circles will be :
  • $$\pi R^2$$
  • $$\pi (R^2 - r ^2)$$
  • $$\pi(R^2-r)$$
  • None of these
The area of a right-angled triangle is 36 sq. cm and its base 9 cm, then the length of perpendicular will be:
  • $$8\,cm$$
  • $$4\,cm$$
  • $$16\,cm$$
  • $$32\,cm$$
Sabhia wants to colour the top of her geometry box which is in the shape of rectangle of length $$7$$ $$cm$$ and breadth $$4$$ $$cm$$. If the cost of colouring $$1$$ $$cm^2$$ is $$Rs.$$ $$10$$, then find the total amount that she has to pay for colouring.
  • $$Rs.$$ $$250$$
  • $$Rs.$$ $$260$$
  • $$Rs.$$ $$270$$
  • $$Rs.$$ $$280$$
The area of square of side $$4$$ $$m$$ is ____ and the cost of land is _____, if $$1$$ $$m^2$$ costs $$Rs.$$ $$1000.$$
  • $$14$$ $$m^2$$, $$Rs.$$ $$16,000$$
  • $$16$$ $$m^2$$, $$Rs.$$ $$16,000$$
  • $$14$$ $$m^2$$, $$Rs.$$ $$14,000$$
  • $$16$$ $$m^2$$, $$Rs.$$ $$14,000$$
It is given that side of a square is same as the length of rectangle. Also, the square and the rectangle both have same area, then we can conclude that
  • breadth of the rectangle $$=$$ side of the square
  • breadth of the rectangle $$\neq$$ side of the square
  • can't say anything
  • none of these
What is the area of shape? Each square in the grid is $$2 \times 2 $$ unit square. Also find the cost of obtained area, if one square in the grid costs $$Rs.$$ $$100$$.
1946293_45046b3d934d4641a3f7b8414f6dc1a9.jpg
  • $$42$$ unit square, $$Rs.$$ $$4200$$
  • $$42$$ unit square, $$Rs.$$ $$44000$$
  • $$44$$ unit square, $$Rs.$$ $$4400$$
  • $$44$$ unit square, $$Rs.$$ $$44000$$
What will be cost to fence a rectangular park of length $$20$$ meter and breadth $$12$$ meter at the rate of $$25$$ rupees per meter.?
  • $$Rs.$$ $$1590$$
  • $$Rs.$$ $$1690$$
  • $$Rs.$$ $$1500$$
  • $$Rs.$$ $$1600$$
On the basis of given figure, can we say that both the triangles $$T1$$ and $$T2$$ have same area?
1946574_e7c86d2f9be54afd99df807ef52af789.png
  • Yes
  • No
  • Can't say anything
  • None of these
Observe the given figure, then find the missing value in the following:
Area of triangle $$ABC = \dfrac{1}{2} \times AB \times BC = \dfrac{1}{2} \times BC \times ?$$
1946576_4377156799844d978cc1d23e26dad2c2.png
  • $$AC$$
  • $$AB$$
  • $$BC$$
  • None of these
Sonali wants to do fencing around a rectangular garden of length $$20$$ and breadth $$12$$. If the cost of fencing is $$12$$ rupees per $$m$$, then find the total cost of fencing for the entire garden.
  • $$Rs.$$ $$700$$
  • $$Rs.$$ $$750$$
  • $$Rs.$$ $$7600$$
  • $$Rs.$$ $$768$$
Observe the given figure and hence choose the correct answer: Rectangle with area $$A_1$$ has been divided into two triangles of area $$A_2$$ and $$A_3$$
1946602_663d0cf8ca3d468c84ca5dad1f9dd0aa.jpg
  • Area of $$A1 \neq $$ area of $$A2$$
  • Area of $$A1$$ $$=$$ area of $$A2 + $$ area of $$A3$$
  • Area of $$A1 = $$ area of $$A3$$
  • Area of $$A1 =2 \times $$ area of $$A2 = 2 \times $$ area of $$A3$$
Fill in the blank:
Area of the right angle triangle is half the _______ of the lengths of its legs.
  • sum
  • product
  • division
  • none of these
It is given that both the triangles $$ABC$$ and $$PQR$$ as shown in figure have same area and is equals to $$24$$ square units. Can we say that both the triangles are congruent?
1946547_d987e148fbf3464b9a8c2e8c611a3c52.png
  • Yes
  • No
  • Can't say anything
  • None of these
The length and breadth of a rectangular field are equal to $$60$$ $$m$$ and $$40$$ $$m$$ respectively. Find the cost of the grass to be planted in it at the rate of $$Rs.$$ $$2.50$$ per $$m^2$$.
  • $$Rs. $$ $$60$$
  • $$Rs. $$ $$600$$
  • $$Rs. $$ $$6000$$
  • $$Rs. $$ $$60000$$
Any two isosceles triangles are of same area, then both are _____.
  • always congruent
  • never congruent
  • may or may not be congurent
  • none of these
Kartik wants to buy a pastel sheet for drawing, which is in the shape of a square of side $$6$$ $$cm$$. Then what amount he has to pay to the shopkeeper if the cost of $$1$$ $$cm^2$$ is $$Rs.$$ $$10$$?
  • $$Rs.$$ $$600$$
  • $$Rs.$$ $$620$$
  • $$Rs.$$ $$700$$
  • None of these
Lavisha has a handkerchief in a triangular shape as shown in the figure. The area of her handkerchief in $$m^2$$ is _____.
1946746_4a012fc939be43f68b99bd513febcb8d.jpg
  • $$0.54$$
  • $$5.4$$
  • $$54$$
  • $$540$$
Fill in the blank:
$$2.34$$ $$m^2 = $$ ____ $$cm^2$$
  • $$23.4$$
  • $$234$$
  • $$2340$$
  • $$23400$$
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