Geometrymedium · Past Paper
Find the length of the intercept made by x^2 + y^2 = 25 on the x-axis.
A5
B10
C25
D0
✓ Correct Answer: B — 10
On x-axis, y=0. x^2 = 25 => x = +/- 5. Length = 5 - (-5) = 10.
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