EASY
10th Tamil Nadu Board
IMPORTANT
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Draw a circle of radius 4.5 cm. Take a point on the circle. Draw the tangent at that point using the alternate tangent theorem.

Important Questions on Geometry

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10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 2
In △LMN, ∠L=60°, ∠M=50°. If △LMN ~△PQR then the value of ∠R is
EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 3
If △ABC is an isosceles triangle with ∠C = 90° and AC = 5 cm, then AB is
EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 4
In a given figure ST∥QR, PS=2 cm and SQ=3 cm.
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Then the ratio of the area of △PQR to the area of △PST is
EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 5
The perimeters of two similar triangles △ABC and △PQR are 36 cm and 24 cm respectively. If PQ=10 cm, then the length of AB is

 
EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 7
 In a △ABC, AD is the bisector of ∠BAC . If AB=8 cm, BD=6 cm and DC=3 cm. The length of the side AC is
EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 9
Two poles of heights 6 m and 11 m stand vertically on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops?
 
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10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 10

In the given figure, PR=26 cm, QR=24 cm, ∠PAQ=90° , PA=6 cm and QA=8 cm. Find ∠PQR.

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EASY
10th Tamil Nadu Board
IMPORTANT
Mathematics Standard 10>Chapter 4 - Geometry>Exercise 4.5>Q 12
How many tangents can be drawn to the circle from an exterior point?