Answer:
The third side of an isosceles triangle is known as the base. To find the length of the base, we can use the Pythagorean theorem. If we call the base of the triangle "b", then the length of the base is the square root of (8^2 - 5^2), which is equal to sqrt(64 - 25) = sqrt(39) = 6.3 cm.
Explanation:
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