The radius of the circle passing through the vertices of a triangle with sides 6 cm, 8 cm, and 10 cm is:
Answer
The correct answer is A: 5 cm. Since 6²+8²=10², this is a right triangle. The circumradius of a right triangle equals half the hypotenuse = 10/2 = 5 cm.
A.5 cm✓ Correct
B.8 cm
C.7 cm
D.6 cm
Explanation
Since 6²+8²=10², this is a right triangle. The circumradius of a right triangle equals half the hypotenuse = 10/2 = 5 cm.
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