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Find the area of an equilateral triangl...

Find the area of an equilateral triangle of side 6 cm.

Text Solution

Verified by Experts

The correct Answer is:
`9sqrt(3)` sq. cm.
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Knowledge Check

  • The area of an equilateral triangle of side 20 cm is

    A
    `100/(sqrt3) cm^2`
    B
    `100sqrt(3) cm^2`
    C
    `100 (sqrt3)/2 cm^2`
    D
    `100 (sqrt3)/(4) cm^2`

  • Find the area of an equilateral triangle whose side is a cm.

    A
    `(sqrt(3))/(4) a^(2) " cm"^(2)`
    B
    `(sqrt(2))/(4) a^(2) " cm"^(2)`
    C
    `(sqrt(3))/(5) a^(2) " cm"^(2)`
    D
    `(sqrt(2))/(5) a^(2) " cm"^(2)`

  • Find the area of an equilateral triangle whose sides are 12 cm.

    A
    a)`29 sqrt5`
    B
    b)`45 sqrt2`
    C
    c)38
    D
    d)`36 sqrt3`

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