The sides of a are 40m, 24m and 32m. Find the area of the in hectare.
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Step-by-step explanation:
Heron's formula: Area = √(s)(s-a)(s-b)(s-c);
where s is the semi perimeter of the triangle.
s = (40+24+32)/2
= 48 m.
Area = √[ 48*(48-40)(48-24)(48-32)]
= √ (48*8*24*16)
= √147456
= 384 m².
convert m into hectare
384m^2=0.0384 hectare
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