8
Ganita Prakash
Circles
250+ practice questions available
Sample Practice Questions
5 questions shown — tap “Show Answer” to check yours.
1
Medium
In a circle with centre O, angle AOB = 90 degrees. A point P on the major arc subtends angle APB equal to:
A45 degrees
B90 degrees
C135 degrees
D180 degrees
2
Hard
In a circle, angle BAC = 50 degrees where A is on the major arc. Point D is on the minor arc. angle BDC equals:
A50 degrees
B130 degrees
C100 degrees
D80 degrees
3
Easy
If the central angle is 360 degrees (full circle), the inscribed angle would be:
A360 degrees
B180 degrees
C0 degrees
DNot possible
4
Hard
Circles are drawn on two sides AB and AC of triangle ABC as diameters. They intersect at point D (other than A). Then D lies on:
ASide BC
BThe circumcircle
CThe incircle
DThe altitude from A
5
Medium
How many points are needed to uniquely determine a circle?
A1
B2
C3 (non-collinear)
D4
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