Advertisements
Advertisements
Question
Use the figure given below to fill in the blank:
If PQ is 8 cm long, the length of RS = ________
Advertisements
Solution
If PQ is 8 cm long, the length of RS = 4 cm
APPEARS IN
RELATED QUESTIONS
Fill in the blanks:
An arc is a __________ when its ends are the ends of a diameter.
Write True or False. Give reason for your answer.
A circle has only finite number of equal chords.
The lengths of three consecutive sides of a quadrilateral circumscribing a circle are 4cm,5cm and 7cm respectively. Determine the length of fourth side.
Fill in the blank
A continuous piece of a circle is ............... of the circle
In the given figure, O is the centre of the two concentric circles of radii 4 cm and 6cm respectively. AP and PB are tangents to the outer and inner circle respectively. If PA = 10cm, find the length of PB up to one place of the decimal.
In two concentric circles, a chord of length 8 cm of the large circle touches the smaller circle. If the radius of the larger circle is 5 cm, then find the radius of the smaller circle.
In the above figure, seg AB is a diameter of a circle with centre P. C is any point on the circle. seg CE ⊥ seg AB. Prove that CE is the geometric mean of AE and EB. Write the proof with the help of the following steps:
a. Draw ray CE. It intersects the circle at D.
b. Show that CE = ED.
c. Write the result using the theorem of the intersection of chords inside a circle. d. Using CE = ED, complete the proof.
If O is the centre of the circle, find the value of x in each of the following figures
Draw a line AB = 8.4 cm. Now draw a circle with AB as diameter. Mark a point C on the circumference of the circle. Measure angle ACB.
If O is the center of the circle in the figure alongside, then complete the table from the given information.
The type of arc
| Type of circular arc | Name of circular arc | Measure of circular arc |
| Minor arc | ||
| Major arc |
