Short Quiz

Question 1 of 5

A circular tunnel has radius \(13\text{ m}\). A horizontal beam is placed \(5\text{ m}\) above the centre. What is the beam's length?

A \(10\text{ m}\) B \(12\text{ m}\) C \(24\text{ m}\) D \(26\text{ m}\)

Select one option. Answers are shown after the test.

Question 2 of 5

If two chords of a circle subtend equal angles at the centre, then the chords are:

A Parallel B Equal C Perpendicular D Diameters

Select one option. Answers are shown after the test.

Question 3 of 5

The centres of all circles passing through two distinct points \(A\) and \(B\) lie on the:

A Line \(AB\) B Perpendicular bisector of \(AB\) C Circle with diameter \(AB\) D Angle bisector of \(\angle AOB\)

Select one option. Answers are shown after the test.

Question 4 of 5

A support rod joins the centre \(O\) of a circular window to the midpoint \(M\) of a chord \(AB\). How must the rod meet the chord?

A It must be parallel to \(AB\) B It must be perpendicular to \(AB\) C It must make a \(45^\circ\) angle with \(AB\) D No fixed angle is determined

Select one option. Answers are shown after the test.

Question 5 of 5

An architect wants to inscribe a parallelogram in a circle. What type of parallelogram must it be?

A Rhombus B Rectangle C Kite D Any parallelogram

Select one option. Answers are shown after the test.

Class 6