Area of triangle PQR is 100 cm^2 (Fig. ...

Area of triangle PQR is `100 cm^2` (Fig. 9.20). If altitude CT is 10 cm, then its base PR is

A

20 cm

B

15 cm

C

10 cm

D

5 cm

Text Solution

Verified by Experts

Topper's Solved these Questions

PERIMETER AND AREA
NCERT EXEMPLAR|Exercise Exercise (Fill in the blanks)|19 Videos
PERIMETER AND AREA
NCERT EXEMPLAR|Exercise Exercise (True or false)|7 Videos
PERIMETER AND AREA
NCERT EXEMPLAR|Exercise Think and Discuss|7 Videos
LINES AND ANGLES
NCERT EXEMPLAR|Exercise Exercise (fill in the blanks) |3 Videos
PRACTICAL GEOMETRY SYMMETRY AND VISUALISING SOLID SHAPES
NCERT EXEMPLAR|Exercise EXERCISE|108 Videos

Similar Questions

Explore conceptually related problems

The area of a triangle is 50cm^(2) If the altitude is 8cm, what is its base?

The area of a triangle is 90cm^(2) If its base is 15cm, find its altitude

The area of a parallelogram is 32 cm^(2) . If its altitude is twice of its base, then find its base and the altitude

If the area of a triangle is 1176 cm2 and base : corresponding altitude is 3 : 4, then the altitude of the triangle is (a) 42 cm (b) 52 cm (c) 54 cm (d) 56 cm

Area of an isosceles triangle is 48 cm^2 . If the altitudes corresponding to the base of the triangle is 8 cm, find the perimeter of the triangle.

If area of a triangle is 50cm^(2) and one of its sides is 10cm then find the length of corresponding altitude.

If the area of a triangle is 1176 cm^(2) and base : corresponding altitude is 3:4, then the altitude of the triangle is:

In a triangle PQR, PQ = 20 cm and PR = 6 cm, the side QR is :

Delta ABC ~ Delta QRP . If the ratio of the area of Delta ABC to the area of Delta PQR is 576 : 169. AB =10 cm, AC = 12 cm and BC =13 cm. then the length of PR (in cm) is equal to:

A right prism has a triangular base whose sides are 13 cm, 20 cm and 21 cm. If the altitude of the prism is 9 cm, then its volume is

NCERT EXEMPLAR-PERIMETER AND AREA-Exercise

In reference to a circle the value of pi is equal to
Text Solution
|
The ratio of radius and circumference of a circle is :
Text Solution
|
Area of triangle PQR is 100 cm^2 (Fig. 9.20). If altitude CT is 10 cm...
Text Solution
|
In Fig. 9.21, if PR = 12 cm, QR = 6 cm and PL = 8 cm, then QM is
Text Solution
|
In Fig. 9.22 DeltaMNO is a right-angled triangle. Its legs are 6 cm a...
Text Solution
|
Area of a right-angled triangle is 30 cm^2. If its smallest side is 5 ...
Text Solution
|
Circumference of a circle of diameter 5 cm is
Text Solution
|
Circumference of a circle disc is 88 cm. Its radius is
Text Solution
|
Length of tape required to cover the edges of a semicircular disc of r...
Text Solution
|
Area of circular garden with diameter 8 m is
Text Solution
|
Area of a circle with diameter 'm' radius 'n' and circumference 'p' is
Text Solution
|
A table top is semicircular in shape with diameter 2.8 m. Area of this...
Text Solution
|
If 1 m^2 -= x mm^2, then the value of x is
Text Solution
|
If p squares of each side 1mm makes a square of side 1cm, then p is
Text Solution
|
12 m^2 is the area of
Text Solution
|
If each side of a rhombus is doubled, how much will its area increase?
Text Solution
|
If the sides of a parallelogram are increased to twice its original le...
Text Solution
|
If the radius of a circle is doubled, its area is increased by (a) ...
Text Solution
|
What will be the area of the largest square that can be cut out of a c...
Text Solution
|
What is the radius of the largest circle that can be cut out of the re...
Text Solution
|