AlinE41864 AlinE41864

26-10-2022
Mathematics

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What is the messaure of x? (Assume the quadrilateral is a square.)

What is the messaure of x Assume the quadrilateral is a square class=

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DalanieB185433 DalanieB185433

26-10-2022

SOLUTION

From the basic knowledge of Pythagoras theorem,

20^2 = x ^2 + 12 ^2

400 = x ^2 + 144

x^2 = 400 - 144

x^ 2 = 256

square root both sides, we have :

x = 16 cm

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