Advertisements
Advertisements
Question
Find the area of a rectangle whose length = 3.6 m breadth = 90 cm
Solution
length = 3.6 m breadth = 90 cm
⇒ Area of the rectangle = Length × breadth
= 3.6 m × 0.9 m ...`[90 "cm" = 90/100 "m" = 0.9 "m"]`
= 3.24 m2
APPEARS IN
RELATED QUESTIONS
In Q. No 1, if AD = 6 cm, CF = 10 cm, and AE = 8cm, find AB.
In the below Fig, ABC and ABD are two triangles on the base AB. If line segment CD is
bisected by AB at O, show that ar (Δ ABC) = ar (Δ ABD)
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
In a ΔABC if D and E are mid-points of BC and AD respectively such that ar (ΔAEC) = 4cm2, then ar (ΔBEC) =
Altogether how many squares can be arranged on it?
The King was very happy with carpenters Cheggu and Anar. They had made a very big and beautiful bed for him. So as gifts the king wanted to give some land to Cheggu, and some gold to Anar. Cheggu was happy. He took 100 meters of wire and tried to make different rectangles.
He made a 10 m × 40 m rectangle. Its area was 400 square meters. So he next made a 30 m × 20 m rectangle.
- What other rectangles can he make with 100 meters of wire? Discuss which of these rectangles will have the biggest area.
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?
The region given in the following figure is measured by taking as a unit. What is the area of the region?
Whose footprint is larger - yours or your friend’s?
Find the area of the following figure by counting squares: