Question

Formulas of the chapter Perimeter and area ​

Answer 1

Answer:

Step-by-step explanation:

perimiter of square 4x side

perimeter of rectangle 2(l+b)

area of square = side x side

area of rectangle = LxB

Answer 2

Answer:

There are a lot of formulas for this chapter of class 7.

Step-by-step explanation:Square:-

Area=sidexside

Perimeter=4xsides

Side=square root of the given area

Rectangle:-

Area:-LxB

B= Area/Length

L= Area/Breadth

Perimter=2(l+b)

Breadth=Perimeter/2-L

Length=P/2-b

Triangles:-

Area=1/2xbasexheight

Base= 2xArea/Height

Height=2xArea/Base

Hope You Find It Useful And Thanks For The Points!

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