SSLC (English Medium) इयत्ता ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Mathematics

Write the decimal form of the following rational numbers

`(-18)/7`

Write the decimal form of the following rational numbers

`1 2/5`

Write the decimal form of the following rational numbers

`-3 1/2`

From the measures given below, find the area of the sectors.

Length of the arc = 48 m, r = 10 m

From the measures given below, find the area of the sector.

length of the arc = 50 cm, r = 13.5 cm

A circle of radius 70 cm is divided into 5 equal sectors. Find the area of each of the sectors

Dhamu fixes a square tile of 30 cm on the floor. The tile has a sector design on it as shown in the figure. Find the area of the sector. (π = 3.14)

A circle is formed with 8 equal granite stones as shown in the figure each of radius 56 cm and whose central angle is 45°. Find the area of the granite stones. `(pi = 22/7)`

Guna has fixed a single door of width 3 feet in his room where as Nathan has fixed a double door, each of width `1 1/2` feet in his room. From the closed position, if each of the single and double doors can open up to 120°, whose door takes a minimum area?

In a rectangular field which measures 15 m × 8m, cows are tied with a rope of length 3 m at four corners of the field and also at the centre. Find the area of the field where none of the cow can graze. (π = 3.14)

Three identical coins, each of diameter 6 cm are placed as shown. Find the area of the shaded region between the coins. (π = 3.14) `(sqrt(3) = 1.732)`

Subtract: −2(xy)² (y³ + 7x²y + 5) from 5y² (x²y³ – 2x⁴y + 10x²)

One number is seven times another. If their difference is 18, find the numbers

In the given figure, ΔBCD is isosceles with base BD and ∠BAE ≡∠DEA. Prove that AB ≡ ED

In the figure, given that ∠1 = ∠2 and ∠3 ≡ ∠4. Prove that ∆MUG ≡ ∆TUB

Identify the following data can be represented in a histogram?

The number of mountain climbers in the age group 20 to 60 in Tamil Nadu.

Identify the following data can be represented in a histogram?

Production of cycles in different years

Identify the following data can be represented in a histogram?

The number of students in each class of a school

Identify the following data can be represented in a histogram?

The number of votes polled from 7 am to 6 pm in an election

Identify the following data can be represented in a histogram?

The wickets fallen from 1 over to 50th over in a one day cricket match