Question

# In ∆ABC, point M is the midpoint of side BC. If, AB2 + AC2 = 290 cm2, AM = 8 cm, find BC.

Solution

## In ∆ABC, point M is the midpoint of side BC. $\mathrm{BM}=\mathrm{MC}=\frac{1}{2}\mathrm{BC}$ Hence, BC = 18 cm.MathematicsMathematics Part - II (Solutions)Standard X

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