Class 10,Mathematics, Triangles (Pythagoras Theorem), CBSE Online Test Paper

1. There will be total 15 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. Which of the following cannot be the sides a right triangle?

400mm, 300 mm, 500mm

9 cm, 15 cm, 12 cm

2 cm, 1 cm, √5 cm

9 cm, 5 cm, 7cm

Question 1 of 15

2. In a triangle ABC, AC= √180 ,AB=6 ,BC=12 .What is ∠B = ?

90°

30°

45°

60°

Question 2 of 15

3. From the given figure, find the unknown x.

12

225

10

144

Question 3 of 15

4. Three squares are based on the sides of a right angled triangle. The area of the two smaller ones are 144 sq. cm and 256 sq. cm. What is the area of the third one?

625 sq. cm

361 sq. cm

400 sq. cm

900sq. cm

Question 4 of 15

5. What is the diagonal length of a TV screen whose dimensions are 80 x 60 cm?

10

100

20

1000

Question 5 of 15

6. Which of the following is a Pythagorean triplet?

(36,18,43)

(15,20,25)

(3,12,13)

(24,25,26)

Question 6 of 15

7. QM ⊥ RP and PR² - PQ² = OR² . If∠QPM = 30° , Then ∠MQR is

45°

60°

90°

30°

Question 7 of 15

8. In the above figure, AB=c, BC =a, AC=b ,AD=y, DB=p. Check which of the following options is correct?

cy=ap

ac=by

ay=cp

cy=ab

Question 8 of 15

9. In right triangled ABC right angled at B ,a line DE is drawn through the mid point D of AB and parallel to BC.If AB=9 cm, BC=12 cm. AE=?

13 cm

10 cm

8.5 cm

7.5 cm

Question 9 of 15

10. A boy is trying to catch fish sitting at a height of 12 m from the surface of the water.A big fish is at a horizontal distance of 5 m from him. What should be the length of his string to get the fish?

10

13

7

15

Question 10 of 15

11. Three numbers form a Pythagorean triplet. Two of them are 15 and 17 where 17 is the largest of them. The third number is

8

12

13

5

Question 11 of 15

12. Triangle PQR is an isosceles right triangle right angled at Q.If PR= √50 .What is the value of each of the equal sides?

5√2

5

2

2√5

Question 12 of 15

13. The length of an altitude of an equilateral triangle of side a is:

A

B

C

D

Question 13 of 15

14. Two friends A and B start from the same point in the Eastern and Northern directions at the same time. How far are they from each other when A has travelled 5 km and B has travelled 12 km. distance?

8 km

17 km

10 km

13 km

Question 14 of 15

15. Two similar right triangles ABC and PQR are as shown in the figure.If AB= √3 , PQ= √3/2,BC=1.Find PR=?

2

1

2√3

4

Question 15 of 15

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