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anonymous

  • 4 years ago

A rhombus whose side is 5.5 cm has one angle equal to 60 degrees, what will be the length of the smaller diagonal?

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  1. anonymous
    • 4 years ago
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    Please help, really stuck with this one.

  2. anonymous
    • 4 years ago
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    Can you please explain.

  3. anonymous
    • 4 years ago
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    |dw:1327670094616:dw|

  4. anonymous
    • 4 years ago
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    But how did you find the diagonal?

  5. anonymous
    • 4 years ago
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    sin(30)=1/2 so the half of diagonal equal sin(30)*5.5 =11/4 and whole of the smaller diagonal is 11/2=5.5

  6. anonymous
    • 4 years ago
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    Can you find it without trignometry?

  7. anonymous
    • 4 years ago
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    ok if the degree is 60 then the triangle is equilateral so the smaller diagonal is 5.5

  8. anonymous
    • 4 years ago
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    That's what even I thought, thanks.

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