10. Using Heron's formula, find the area of a triangle Abc in which
AB = AC, base BC = 5 cm and the perimeter is 14cm.
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10
Answer:
2.5 ( 35) ^ 1/2 cm^2
Step-by-step explanation:
AB=AC= (14-5)/2
AB=AC=4.5cm
AB= a = 4.5cm
BC= b = 5cm
AC= c =4.5cm
s= 14/2= 7
area of triangle by herons formula = [ S ( S-a) ( S-b)( S -c) ]^1/2
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Answer:
correct answer
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