Question

Find the perimeter of a rectangle whose length is 20 cm and the diagonal measures 25 cm.

Answer 1

Answer:

Perimeter = 70 cm

Step-by-step explanation:

Perimeter = 2( l + b)

diagonal = √w² + l²

Perimeter = 2l + 2 √d² + l²

= 2•20 +2•√25² - 20²

= 70 cm.

Answer 2

Answer:

The above answer is correct dear............