PQ is a diameter of a semicircle with ra...

PQ is a diameter of a semicircle with radius 7.5 cm. and `anglePQR` is the angle on the semicircle. If PR = 9cm. Then the length of QR is

6cm.

12cm.

8cm.

8.5cm.

Text Solution

Verified by Experts

Topper's Solved these Questions

PATRASAYER BAMIRA GURUDAS INSTITUTION, BANKURA
UNITED BOOK HOUSE|Exercise EXERCISE|54 Videos
Quadratic equation in one variable
UNITED BOOK HOUSE|Exercise Exercise |30 Videos

Similar Questions

Explore conceptually related problems

AB is the diameter of a semicircle with length of radius 4 cm C is any point on the semicircle. If BC = 2sqrt7 cm then find the length of AC.

AB is the diameter of a hemisphere with radius 4 cm in length and angleACB is a semicircular angle. If BC = 2sqrt7cm , then find the length of AC.

QR is a chord of the circle with centre at O and POR is a diamter of it. OD is perpendicular to QR. If OD= 4 cm , then the length of PQ is

A wheel of radius 8 units rolls along the diameter of a semicircle of radius 25 units; it bumps into this semicircle. What is the length of the portion of the diameter that cannot be touched by the wheel? (a)12 (b) 15 (c) 17 (d) 20

The length of the diameter of a circle with its centre at O is 26 cm. The distance of the chord PQ form the point O is 5 cm . Calculate the length of th chord PQ.

PR is tangent to a circle, with centre O and radius 4 cm, at point Q. If anglePOR = 90^@ , OR = 5 cm and OP = m.cm, then the length (in cm) of PR is___

PQ is a chord of length 8cm of a circle of radius 5cm . The tangents at P and Q intersect at a point T ( See figure). Find the length of TP.

In DeltaPQR the straight line parallel to QR intersects the sides PQ and PR at the points E and F respectively. If EQ=2PE and FR=PF+3 , then the length of PR is

The circumcentre of the isoceles triangle ABC is on and angle ABC=120^(@) . If the radius of the circle be 5 cm, then determine the length of AB.s

In DeltaPQR , PQ=24cm , PR=32cm and PS is the bisector of /_QPR , where QS=8cm . Then the length of SR=

UNITED BOOK HOUSE-Pythagoras Theorem-Exercise

In triangleXYZ, If angleXYZ = 90^@, XZ = 100cm and XY = 80cm., then le...
Text Solution
|
In triangleABC, the perpendicular from A upon BC intersects BC at D. I...
Text Solution
|
PQ is a diameter of a semicircle with radius 7.5 cm. and anglePQR is t...
Text Solution
|
If the angles of a triangle are in ratio 1 : 1 : 2, then the ratio of ...
Text Solution
|
In triangleABC, if AD is the median and angleABC = 90^@, then AC^2 =
Text Solution
|
If the three sides of a triangle are (a^2 + b^2) cm., (a^2 - b^2) cm. ...
Text Solution
|
In a right angled triangle the ratio of the smaller sides is 3 : 4. If...
Text Solution
|
In triangleABC, angleA = 90^@. The perpendicular from A upon BC meets....
Text Solution
|
Two poles of the height 6 m and 11 m stand vertically upright on a pla...
Text Solution
|
In a triangleABC, triangleA = 90^@, AB = 5 cm and AC = 12 cm. If AD bo...
Text Solution
|
In an equiliteral triangle ABC, if AD bot BC, then
Text Solution
|
If the measures of the sides of triangle are (x^2 - 1), (x^2 + 1) and ...
Text Solution
|
If the sides of a right angled triangle are three cosecutive integers,...
Text Solution
|
ABC is a right angled triangle, right angled at B such that BC = 6 cm ...
Text Solution
|
A point D is taken from the side BC of a right angled triangle ABC, wh...
Text Solution
|
ABC is a right angled triangle , right angled at C and P is the length...
Text Solution
|
triangleABC is an isosceles triangle in which angleC = 90^@. If AC = 6...
Text Solution
|
In an isosceles triangle ABC, if AB = AC = 25 cm and BC = 14 cm, then ...
Text Solution
|
If triangleABC is an equilateral triangle such that AD bot BC, then AD...
Text Solution
|
In a triangleABC, perpendicular AD from A on BC meets BC at D. If BD =...
Text Solution
|