Advertisements
Advertisements
Question
Draw a circle of radius 4.8 cm and mark its center as P.
(i) Draw radii PA and PB such that ∠APB = 45°.
(ii) Shade the major sector of the circle
Advertisements
Solution
PA is the radius of the circle. i.c., PA = 4.8 cm.
(i) ∠APB = 45° in which P is the center of the circle and PA and PB are radii of the circle.
(ii) The major sector of the circle is shaded in the above figure.
APPEARS IN
RELATED QUESTIONS
In the given figure, BC is a tangent to the circle with centre O. OE bisects AP. Prove that ΔAEO~Δ ABC.
Number of circles that can be drawn through three non-collinear points is
In the given figure, chord EF || chord GH. Prove that, chord EG ≅ chord FH. Fill in the blanks and write the proof.
Draw a circle of radius of 4.2 cm. Mark its center as O. Takes a point A on the circumference of the circle. Join AO and extend it till it meets point B on the circumference of the circle,
(i) Measure the length of AB.
(ii) Assign a special name to AB.
Can the length of a chord of a circle be greater than its diameter ? Explain.
If the radius of a circle is 5 cm, what will its diameter be?
Circles with centres A, B and C touch each other externally. If AB = 3 cm, BC = 3 cm, CA = 4 cm, then find the radii of each circle.
In the figure, O is the centre of a circle, AB is a chord, and AT is the tangent at A. If ∠AOB = 100°, then ∠BAT is equal to ______
If the angle between two radii of a circle is 130°, then the angle between the tangents at the ends of the radii is ______
If radius of a circle is 5 cm, then find the length of longest chord of a circle.
