Advertisements
Advertisements
Question
Measure the length of the floor of your classroom in meters. Also, measure the width.
- What is the area of the floor of your classroom in square metres?
Advertisements
Solution
Area
= Length x Breadth
= 10 × 8
= 80 square meter
APPEARS IN
RELATED QUESTIONS
In Q. No 1, if AD = 6 cm, CF = 10 cm, and AE = 8cm, find AB.
Let ABCD be a parallelogram of area 124 cm2. If E and F are the mid-points of sides AB and
CD respectively, then find the area of parallelogram AEFD.
In the below fig. ∠AOB = 90°, AC = BC, OA = 12 cm and OC = 6.5 cm. Find the area of
ΔAOB.
In below fig., PSDA is a parallelogram in which PQ = QR = RS and AP || BQ || CR. Prove
that ar (Δ PQE) = ar (ΔCFD).
PQRS is a rectangle inscribed in a quadrant of a circle of radius 13 cm. A is any point on PQ. If PS = 5 cm, then find ar (ΔRAS)
In square ABCD, P and Q are mid-point of AB and CD respectively. If AB = 8cm and PQand BD intersect at O, then find area of ΔOPB.
PQRS is a trapezium having PS and QR as parallel sides. A is any point on PQ and B is a point on SR such that AB || QR. If area of ΔPBQ is 17cm2, find the area of ΔASR.
Two parallelograms are on the same base and between the same parallels. The ratio of their areas is
A triangle and a parallelogram are on the same base and between the same parallels. The ratio of the areas of triangle and parallelogram is
The median of a triangle divides it into two ______.
The sides of a rectangular park are in the ratio 4 : 3. If its area is 1728 m2, find
(i) its perimeter
(ii) cost of fencing it at the rate of ₹40 per meter.
Find the area of a rectangle whose length = 3.6 m breadth = 90 cm
Find the area of a rectangle whose length = 24 cm breadth =180 mm
Each side of a square is 7 m. If its each side be increased by 3 m, what will be the increase in its area.
By counting squares, estimate the area of the figure.
The table given below contains some measures of the rectangle. Find the unknown values.
| Length | Breadth | Perimeter | Area |
| 13 cm | ? | 54 cm | ? |
Look at a 10 rupee note. Is its area more than hundred square cm?
This stamp has an area of 4 square cm. Guess how many such stamps will cover this big rectangle.
Each line gives a story. You have to choose the question which makes the best story problem. The first one is already marked.
- A shopkeeper has 204 eggs. He puts them in egg trays. Each tray has 12 eggs.
a) How many more eggs will he need? b) How many fresh eggs does he sell? c) How many egg trays does he need?
Each line gives a story. You have to choose the question which makes the best story problem. The first one is already marked.
- The cost of one book is Rs 47. Sonu buys 23 books.
a) How much money does she have? b) How much money does she pay for the books? c) What is the cost of 47 books?
Area of a rectangle with length 5 cm and breadth 3 cm is ______.
The region given in the following figure is measured by taking 
as a unit. What is the area of the region?
Find all the possible dimensions (in natural numbers) of a rectangle with a perimeter 36 cm and find their areas.
Find the area of the following figure by counting squares:
Find the area of the following figure by counting squares:
Find the area of the following figure by counting squares:
Find the area of the following figure by counting squares:
What is the area of a closed shape?
Which unit is used to express area?
