Calculate the area and height of an equilateral triangle whose perimeter is 48cm
Answers
Answered by
7
the formula is √3×p square /36
√3×48×48÷36
answer is 110.85
√3×48×48÷36
answer is 110.85
Answered by
21
perimeter of eqilateral triangle =48cm
perimeter =3 ×side
48 =3×side
side =48÷3
side =16cm
Area of equilateral triangle =√3/4 a²
= ( √3×16×16) ÷4
= √3 ×16 ×4
= 64√3cm²
Height of equilateral ∆ = (√3 ×a)÷2
= (√3×16)÷2
= 8√3cm
please mark as brainlist
perimeter =3 ×side
48 =3×side
side =48÷3
side =16cm
Area of equilateral triangle =√3/4 a²
= ( √3×16×16) ÷4
= √3 ×16 ×4
= 64√3cm²
Height of equilateral ∆ = (√3 ×a)÷2
= (√3×16)÷2
= 8√3cm
please mark as brainlist
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