the diagonals of a rhombus are 30 cm and 16 cm find its perimeter
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see diagonals are 30 and 16. they both bisect. so they form a right angled triangle. half of 30 is 15 half of 16 is 8. so
perpenducular square + base square = hypithesuse square.
so 225+64=289.
=root 289 =17.
so 4a = 17 × 4 = 68.
perimeter= 68.
hope this helps.
perpenducular square + base square = hypithesuse square.
so 225+64=289.
=root 289 =17.
so 4a = 17 × 4 = 68.
perimeter= 68.
hope this helps.
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