Rectangle ABCD is formed ina circle as shown in fig. If AE = 8cm and AD = 5cm find the perimeter of the rectangle
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the perimeter of a given rectangle is = 26 cm
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Perimeter of rectangle = 34 cm
Step-by-step explanation:
AE = 8 cm
AD = 5 cm
DE = AD + AE
=> DE = 13 cm
DE = Radius
DB = Radius
=> DB = DE = 13 cm
DB = AC ( diagonals of rectangle)
AC² = AD² + CD²
=> 13² = 5² + CD²
=> CD = 12
Perimeter of rectangle = 2(5 + 12)
= 34 cm
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