SSLC (English Medium) कक्षा ९ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Using Heron’s formula, find the area of a triangle whose sides are 1.8 m, 8 m, 8.2 m

The sides of the triangular ground are 22 m, 120 m and 122 m. Find the area and cost of levelling the ground at the rate of ₹ 20 per m² 

The perimeter of a triangular plot is 600 m. If the sides are in the ratio 5 : 12 : 13, then find the area of the plot

Find the area of an equilateral triangle whose perimeter is 180 cm

An advertisement board is in the form of an isosceles triangle with perimeter 36 m and each of the equal sides are 13 m. Find the cost of painting it at ₹ 17.50 per square metre.

Find the area of the unshaded region

The semi-perimeter of a triangle having sides 15 cm, 20 cm and 25 cm is 

The perimeter of an equilateral triangle is 30 cm. The area is

Express the following rational numbers into decimal and state the kind of decimal expansion

`2/7`

Express the following rational numbers into decimal and state the kind of decimal expansion

`-5 3/11`

Express the following rational numbers into decimal and state the kind of decimal expansion

`22/3`

Express the following rational numbers into decimal and state the kind of decimal expansion

`327/200`

Rewrite the following polynomial in standard form

`x - 9 + sqrt(7)x^3 + 6x^2`

Rewrite the following polynomial in standard form

`sqrt(2)x^2 - 7/2 x^4 + x - 5x^3`

Rewrite the following polynomial in standard form

`7x^3 - 6/5x^2 + 4x - 1`

Rewrite the following polynomial in standard form

`y^2 + sqrt(5)y^3 - 11 - 7/3y + 9y^4`

Find the distance between the following pair of points

(1, 2) and (4, 3)

Find the distance between the following pair of points

(3, 4) and (−7, 2)

Find the distance between the following pair of points

(a, b) and (c, b)

Find the distance between the following pair of points

(3, −9) and (−2, 3)