Advertisements
Advertisements
प्रश्न
Construct a triangle PQR in which, PQ = QR = RP = 5.7 cm. Draw the incircle of the triangle and measure its radius.
उत्तर
Steps of Construction:
(i) Draw an equilateral ∆ RPQ in which PQ = QR = RP = 5.7 cm each.
(ii) From P and Q cut the bisector of ∠P and ∠Q, which intersect each other at point O.
(iii) With P as a center draw an in a circle that touches all the three sides of ∆RPQ.
APPEARS IN
संबंधित प्रश्न
Fill in the blanks:
The longest chord of a circle is a __________ of the circle.
In the following figure, OABC is a square. A circle is drawn with O as centre which meets OC at P and OA at Q.
Prove that:
( i ) ΔOPA ≅ ΔOQC
( ii ) ΔBPC ≅ ΔBQA
Use the figure given below to fill in the blank:
Tangent to a circle is _______.
Construct a triangle ABC with AB = 5 cm, ∠B = 60° and BC = 6. 4 cm. Draw the incircle of the triangle ABC.
In the figure, O is the centre of a circle and diameter AB bisects the chord CD at a point E such that CE = ED = 8 cm and EB = 4 cm. The radius of the circle is
In figure, AB is a chord of the circle and AOC is its diameter such that ∠ACB = 50°. If AT is the tangent to the circle at point A, then ∠BAT is equal to ______.
The tangent to the circumcircle of an isosceles triangle ABC at A, in which AB = AC, is parallel to BC.
In the following figure, if ∠ABC = 20º, then ∠AOC is equal to ______.
In the given figure, O is the centre of the circle. Shade sectors OAC and OPB.
What is the area of a semi-circle of diameter ‘d’?
