Circle Pre-test

In a given circle, a secant is a line that intersects the circle at two points. Which figure shows a secant line?

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You are tasked with creating a circular logo for a company. The company wants the logo to be scalable without losing its proportions. Which of the following elements would be crucial in maintaining the logo's proportions during scaling?

• The radius of the circle.

• The diameter of the circle.

• The tangent of the circle.

• All of the above

What do you call a set of points in a plane equidistant (of equal distance) from a fixed point in which the fixed point is the center while the fixed distance is the radius?

• Square

• Rectangle

• Triangle

• Circle

Which condition/s would always be true if line is tangent to a circle? Condition 1: It intersect the circle at exactly one point. Condition 2: Tangent passes through the center. Condition 3: The point of tangency is in the exterior of the circle.

• Condition 1 only

• Conditions 1 and 2

• Conditions 2 only

• Conditions 1 and 3

Which statement is not true about the circle?

• The radius is one-half the length of the diameter.

• The intersection of all the diameters is the center.

• A secant always contains a chord.

• A tangent may contain the center.