Advertisements
Advertisements
Question
Find the area and perimeter of the following parallelograms
Advertisements
Solution
Given: base b = 11 cm
height h = 3 cm
Area of the parallelogram = b × h sq.units
= 11 × 3 cm2
= 33 cm2
Also perimeter of a parallelogram = Sum of 4 sides
= 11 cm + 4 cm + 11 cm + 4 cm
= 30 cm
Area = 33 cm2, Perimeter = 30 cm.
APPEARS IN
RELATED QUESTIONS
If ABC and BDE are two equilateral triangles such that D is the mid-point of BC, then find ar (ΔABC) : ar (ΔBDE).
In the given figure, find the area of ΔGEF.
Diagonal AC and BD of trapezium ABCD, in which AB || DC, intersect each other at O. The triangle which is equal in area of ΔAOD is
The length and breadth of a rectangular piece of land are in the ratio 5 : 3. If the total cost of fencing it at the rate of ₹24 per meter is ₹9600, find its :
(i) length and breadth
(ii) area
(iii) cost of levelling at the rate of ₹60 per m2.
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 50 boxes. There are 48 fruits in one box.
Tick the one question which matches with the given problem.
Explain why (a) and (c) are not good choices.a) How much will the shopkeeper pay in all? b) How many fruits are there in all? ✓ c) How many more boxes will he need?
Find all the possible dimensions (in natural numbers) of a rectangle with a perimeter 36 cm and find their areas.
How will you decide? Discuss.
Find the area of the following figure by counting squares:
Find the area of the following figure by counting squares:
