Question

Find the breadth and perimeter of the rectangle whose length is 5cm and a diagonal is 13 cm

Answer 1

Answer:

The perimeter of the rectangle is 34cm

breadth of the rectangle is 12cm

Step-by-step explanation:

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Answer 2

Answer:

Length = 5cm

Diagonal = 13cm

Perimeter = 2(l+b)

Breadth = x

Diagonal = √l²+√b²

Therefore, 13cm = √l²+b²

Therefore, 13²cm= 5²+x²

169 = 25+x²

x² = 169–25

x² = 144

x = √144

x = 12cm

Perimeter = 2(l+b)

Perimeter = 2(5+12)

Perimeter = 2(17)

Perimeter = 34cm

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Step-by-step explanation: