Question

The area of a square park is 42.25 square cm. Find:

(a) the length of a side (b) perimetre of the square.​

Answer 1

Answer:

Side = 6.5 cm

Perimeter = 26 cm

Step-by-step explanation:

Area of the square park = 42.25 cm²

(A) Area of a square = side ² ⇒ side ² = 42.25 cm²

side = √ 42.25 ⇒ side = 6.5 cm

(B) Perimeter of square = 4 × side ⇒ 4 × 6.5 cm (In this case )

⇒ 26 cm