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24-07-2022
Mathematics

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Find the perimeter of each of these rectangles

Find the perimeter of each of these rectangles class=

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Raflame Raflame

24-07-2022

Answer:

a) 10√3 + 5√3 + 10√3 + 5√3 = 30√3 cm

b) (√10 + √2) + (√10 - √2) + (√10 + √2) + (√10 - √2)

= 4√10 cm

c) Simplifying √72: √36 x √2 = 6√2

Simplifying √18: √9 x √2 = 3√2

Finding the perimeter: 6√2 + 3√2 + 6√2 + 3√2 = 18√2 cm

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