Algebraic Expressions in Area Formulae
Trending Questions
Q. If a rectangle has length 10 cm and breadth 15 cm, then its
area is cm2.
area is
- 100
- 150
- 110
Q. The length and breadth of a rectangle are 20 cm and 12 cm respectively. The area of the rectangle is .
- 240 cm2
- 120 cm2
- 200 cm2
- 340 cm2
Q.
Question 91
What is the area of a square whose side is m cm ?
Q.
You are years older than your cousin. How old is your cousin when you are years old? Justify your answer.
Q. The perimeter of a rectangle is 40 m. Its length is four meters less than five times its breadth. Find the area of the rectangle.
- None of these
Q. Area of a rectangle with length ‘l’ and breadth ‘b’ is ______.
- lb
- l+b
- 2lb
- (lb)2
Q.
Solve each of the following equations by trial and error method:
(iii)
Q.
Given that the length of a rectangle is thrice of its breadth and the length of a rectangle is 3m .Find the perimeter of the rectangle?
Q.
Solve each equation using trial and error method
Q. Solve the following equation using the trial and error method.
2x+4=8
2x+4=8
Q. The length of a rectangle is twice its breadth. If its area is 72 sq m, the breadth of the rectangle is ___ m.
Q. Calculate the area of given compound shape.
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1773000/original_M_-_5.PNG)
Q. Find the area of the rectangle whose sides are:
12 m and 21 m.
12 m and 21 m.
Q. Solve the given equation:
16m4−9=3
16m4−9=3
- 5
- 12
- 3
- 18
Q. Split the following shapes into rectangle and find their areas.(The measures are given in centimeters.)
![1255220_ae133bc03a1c4d5194dc1ac45efd04f8.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1255220_ae133bc03a1c4d5194dc1ac45efd04f8.png)
![1255220_ae133bc03a1c4d5194dc1ac45efd04f8.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1255220_ae133bc03a1c4d5194dc1ac45efd04f8.png)
Q. Find the areas of the following figures by counting square.
![1644616_b82c3b14173b4adda2b2d0a18fb534de.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1644616_b82c3b14173b4adda2b2d0a18fb534de.png)
![1644616_b82c3b14173b4adda2b2d0a18fb534de.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1644616_b82c3b14173b4adda2b2d0a18fb534de.png)
Q. Area of a rectangle with length ‘l’ and breadth ‘b’ is ______.
- lb
- l+b
- 2lb
- (lb)2
Q. Calculate the approximate area enclosed in the figure if the area of each square is 6 sq. units.
![636698_c6ea59ccec524d7f8c39090a6cdc23c2.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/636698_c6ea59ccec524d7f8c39090a6cdc23c2.png)
![636698_c6ea59ccec524d7f8c39090a6cdc23c2.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/636698_c6ea59ccec524d7f8c39090a6cdc23c2.png)
- 288 sq. units
- 252 sq. units
- 270 sq. units
- 180 sq. units
Q. Area of a rectangle of length 6 m and breadth 1 m is
- 5 m2
- 6 m2
- 1 m2
- 7 m2
Q.
Translate each of the following statements into an equation using as the variables.
One - fifth of a number is .
Q. Look at the figures and write ′>′ or ′<′, ′=′ between the given pair of fractions.
34□26.
![700563_b7740a01f3444ac388c44877dea5158a.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/700563_b7740a01f3444ac388c44877dea5158a.png)
34□26.
![700563_b7740a01f3444ac388c44877dea5158a.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/700563_b7740a01f3444ac388c44877dea5158a.png)
Q. What is the value of a if 6(2a - 1) + 8 = 14?
- -1
- 3112
- 1312
- 1
Q. In the given figure, the area of square ABCD is A. What is the area of whole figure?
![387204.bmp](https://search-static.byjusweb.com/question-images/toppr_invalid/questions/387204.bmp)
![387204.bmp](https://search-static.byjusweb.com/question-images/toppr_invalid/questions/387204.bmp)
- 13A
- 13A2
- 169A2
- 169A
- 5A
Q. Solve the given equation:
16m4−9=3
16m4−9=3
- 5
- 12
- 3
- 18
Q. Solve the given equation:
16m4−9=3
16m4−9=3
- 5
- 12
- 3
- 18
Q. Area of a rectangle of length 6 m and breadth 1 m is
- 5 m2
- 6 m2
- 1 m2
- 7 m2
Q. The area of a particular square is 25. A new square is formed by doubling the length of each side of the original square. Find the area of the new square.
- 24
- 75
- 50
- 100
- 25
Q.
The length of a rectangle is twice its breadth. If its area is 72 sq m, then the breadth of the rectangle is ____.
12 m
24 m
6 m
72 m
Q. Find the area in square piece of cloth with side as 25m
Q. Find the area of a square plot of side 14 m.