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The diagonals of a parallelogram are not...

The diagonals of a parallelogram are not perpendicular. Is it a rhombus? Why or why not?

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No,
diagonals of a rhombus bisect each other at a right angle
.so a parallelogram is a rhombus only when its diagonals bisect each other at right angles.
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Knowledge Check

  • The diagonals of a rhombus

    A
    are always equal
    B
    never bisect each other
    C
    always bisect each other at an acute angle
    D
    always bisect each other at right angles

  • One diagonal of a parallelogram is 40 cm and the perpendicular distance of this diagonal from either of the outlying vertices is 19 cm. The area of the parallelogram (in sq cm) is

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    B
    380 `cm^(2)`
    C
    760 `cm^(2)`
    D
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