Question

Which of the lines or segments below is tangent to circle PP?
H
M
R
U
I
E
O
P
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Answer
Multiple Choice Answers
start overline, I, E, end overline
IE

start overline, U, I, end overline
UI

H, M, with, left-right arrow, on top
HM

R, E, with, left-right arrow, on top
RE

Answer 1

IE

Reason: IE touches circle P at exactly one point (I) and is perpendicular to the radius at that point, so IE is the tangent.