Question

ABC is an isosceles triangle with an inscribed circle with center O. Let P be the midpoint of BC. If AB=AC=15 and BC=10,then OP equals

• A. $\frac{\sqrt5}{\sqrt2}$ unit
• B. $\frac{5}{\sqrt2}$ unit
• C. $\frac{2}{\sqrt5}$ unit
• D. $5\sqrt2$ unit

Answer 1

Answer: (B)

$\frac{5}{\sqrt2}$ unit

Answer 2

The correct answer is option (B) : $\frac{5}{\sqrt2}$ unit.