Question

1. Write down the formulas of:

Area of rectangle, Area of square, Perimeter of rectangle, Perimeter of square, Area of parallelogram, Area of triangle, Area of circle, Perimeter of circle.​

Answer 1

Area of rectangle:- Length x Breadth

Area of square :- Side x Side

Perimeter of rectangle :- 2x(Length+Breadth)

Perimeter of square :- 4 x Side

Area of parallelogram :- Base x Height

Area of triangle :- 1/2 x Base x Height

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Answer 2

Answer:

1} Area = with × length

2} Area = side × side

3} 2× ( length+ breath )

4} perimeter = 4 a

5} area = base × height

6} area = height × base ÷ 2

7} area = πr square

8} circumference 2πr