Question

Q. 7.) Square PQRS is formed by four congruent rectangles. Each
rectangle has a perimeter 60cm. What is the area of the square PQRS?

Answer 1

Answer:

400 sq.cm

Step-by-step explanation:

perimeter of equilateral triangle =3×side

60=3×side

60/3=side

side=20cm

area of square=side ×side

...=20×20

area of square=400cm