Question
If the sides of a triangle are 4 cm, 6 cm and 6 cm, then find the height corresponding to the smallest side.
Answer: Option B
:
B
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B
S=Perimeter2=(a+b+c)2=(4+6+6)2=8 cm
Area of the triangle =√s(s−a)(s−b)(s−c) = √8(8−4)(8−6)(8−6) = √128=8√2cm2
Area of a triangle is also find using 12×base×height
⇒8√2=12×4×height
⇒height=4√2cm.
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