Circle Geometry Challenge

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Circle geometry quiz.

Yna Angelika Bigata

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Circle Geometry Challenge


Circle Geometry ChallengeVersión en línea Circle geometry quiz. por Yna Angelika Bigata 1 What is the radius of a circle? a Distance from center to any point on the circle b Length of a chord c Distance around the circle d Diameter of the circle 2 What is the diameter of a circle? a Half the radius b Circumference of the circle c Twice the radius; passes through the center d A chord through the edge 3 Which formula gives the circumference? a 2πr b πd c πr^2 d πr 4 What is the area formula for a circle? a 2rπ b πr^2 c 2πr d πd 5 What is a chord? a A line segment with endpoints on the circle b A line from center to edge c A line that passes through the center d A line outside the circle 6 What is a tangent to a circle? a Line that lies inside the circle b Line that crosses through the center c Line that touches the circle at one point d Line that forms a chord 7 Relationship between radius and diameter? a Radius = diameter b Radius = circumference c Diameter = 2 × radius d Diameter = radius^2 8 What is a central angle of 180 degrees called? a A right angle b A straight angle c A reflex angle d A full angle 9 An inscribed angle subtending a semicircle measures? a 60 degrees b 90 degrees c 180 degrees d 45 degrees 10 If C = 31.42, the radius is approximately? a Approximately 5.0 units b Approximately 3.14 units c Approximately 15.7 units d Approximately 1.0 units