if the altitude of equilateral triangle is 56 cm then find it's area?
please help me for this .its urgent
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Answer:
1810.570cm^2
Step-by-step explanation:
Altitude of equilateral triangle=√3/2a
56=√3/2a
a=112/√3cm
Area of equilateral triangle=√3/4a^2
=√3/4*112/√3*112/√3
=3136/√3
=1810.570cm^2
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