2 3 Find the of the perimeter of an equilateral triangle of side 21 cm​

Question

2
3
Find the of the perimeter of an equilateral
triangle
of side 21
cm​

in progress 0
Hailey 1 month 2021-08-16T10:43:46+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-16T10:45:02+00:00

    Answer:

    area of equilateral triangle is 3*side

    i.e.

    21 *3

    =63 cm

    0
    2021-08-16T10:45:08+00:00

    perimeter of an equilateral triangle

    Step-by-step explanation:

    • 3 x side
    • 3 x 21 cm
    • 63 cm

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