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ABC is an isosceles triangle right- …

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ABC is an isosceles triangle right- angled at C . If AB2 = 98, what is the length of the other two sides?
  • 1 answers

Preeti Dabral 1 year, 3 months ago

AB²=98
AC=BC. (since it is an isosceles triangle, two sides are equal)

by Pythagoras theorem,

AB² = AC² + BC²

we know AC = BC,

therefore substitute

AB² = AC² + AC²

98 = 2AC²

98/2 = AC²

49 = AC²

therefore,. AC = √49

AC = 7

AC = BC = 7

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