Jose has 7 used stamps for every 4 new stamps. If he has 28 new stamps, how many used stamps does he have?
1 answer:
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Answer:
XY is a tangent
Step-by-step explanation:
Given
Required
Is XY a tangent?
XY is a tangent if:
Because XY should make a right angle at point X with the circle
Where
So, we have:
This gives:
<em>Yes, XY is a tangent</em>