10th Maths Geometry & Graph Question Paper

Secure your guaranteed 16 marks in the public exam with this targeted 10th Maths Geometry & Graph Question Paper compilation. Practical Geometry and Graph problems form the final, high-scoring section of the SSLC mathematics paper, making them crucial for both passing students and centum-aimers. This specialized test paper focuses entirely on key exam models, including constructing tangents, similar triangles, and cyclic quadrilaterals, alongside quadratic and variation graphs. Practice these blueprint-aligned questions to perfect your construction steps, draw highly accurate curves, and manage your time efficiently during the board exam!


10th Maths Geometry & Graph Question Paper
10 MATHS

GEOMETRY & GRAPH

Question Bank: 2020-21
Compiled By: M. PALANIYAPPAN, Graduate Teacher (Maths)
Ramanathan Chettiar Municipal High School, KARAIKUDI, SVG Dist. Mobile: 9942904874
GEOMETRY — Constructions
I. SIMILAR TRIANGLES (Big to Small)

1. Construct a triangle similar to a given triangle PQR with its sides equal to 3/5 of the corresponding sides of the triangle PQR (scale factor 3/5 < 1).

2. Construct a triangle similar to a given triangle PQR with its sides equal to 2/3 of the corresponding sides of the triangle PQR (scale factor 2/3 < 1).

3. Construct a triangle similar to a given triangle LMN with its sides equal to 4/5 of the corresponding sides of the triangle LMN (scale factor 4/5 < 1).

II. SIMILAR TRIANGLES:- (Small to Big)

4. Construct a triangle similar to a given triangle PQR with its sides equal to 7/4 of the corresponding sides of the triangle PQR (scale factor 7/4 > 1).

5. Construct a triangle similar to a given triangle ABC with its sides equal to 6/5 of the corresponding sides of the triangle ABC (scale factor 6/5 > 1). PTA 1 / SEP_20

6. Construct a triangle similar to a given triangle PQR with its sides equal to 7/3 of the corresponding sides of the triangle PQR (scale factor 7/3 > 1).

III. TRIANGLES :- (When MEDIAN is given)

7. Construct a ΔPQR in which PQ = 8 cm, ∠R = 60° and the median RG from R to PQ is 5.8 cm. Find the length of the altitude from R to PQ. PTA 3

8. Construct a ΔPQR in which QR = 5 cm, ∠P = 40° and the median PG from P to QR is 4.4 cm. Find the length of the altitude from P to QR.

9. Construct a ΔPQR in which the base PQ = 4.5 cm, ∠R = 35° and the median from R to PQ is 6 cm.

IV. TRIANGLES :- (When ALTITUDE is given)

10. Construct a triangle ΔPQR such that QR = 5 cm, ∠P = 30° and the altitude from P to QR is of length 4.2 cm. PTA 5

11. Construct a ΔPQR such that QR = 6.5 cm, ∠P = 60° and the altitude from P to QR is of length 4.5 cm.

12. Construct a triangle ΔABC such that AB = 5.5 cm, ∠C = 25° and the altitude from C to AB is 4 cm.

V. TRIANGLES :- (When the point of ANGLE BISECTOR is given)

13. Draw a triangle ABC of base BC = 8 cm, ∠A = 60° and the bisector of ∠A meets BC at D such that BD = 6 cm. GMQ

14. Draw a triangle ABC of base BC = 5.6 cm, ∠A = 40° and the bisector of ∠A meets BC at D such that CD = 4 cm.

15. Draw ΔPQR such that PQ = 6.8 cm, vertical angle 50° and the bisector of the vertical angle meets the base at D where PD = 5.2 cm. PTA 4

VI. TANGENTS TO A CIRCLE: (Using the Centre)

16. Draw a circle of radius 3 cm. Take a point P on this circle and draw a tangent at P.

17. Draw a tangent at any point R on the circle of radius 3.4 cm and centre at P.

VII. TANGENTS TO A CIRCLE: (Using Alternate Segment Theorem)

18. Draw a circle of radius 4 cm. At a point L on it draw a tangent to the circle using the alternate-segment theorem.

19. Draw a circle of radius 4.5 cm. Take a point on the circle. Draw the tangent at that point using the alternate segment theorem.

VIII. TANGENTS TO A CIRCLE: (Pair of Tangents or Two Tangents)

20. Draw a circle of diameter 6 cm from a point P, which is 8 cm away from its centre. Draw the two tangents PA and PB to the circle and measure their lengths. PTA 6

21. Draw the two tangents from a point which is 10 cm away from the centre of a circle of radius 5 cm. Also, measure the lengths of the tangents. SEP_20

22. Draw the two tangents from a point which is 5 cm away from the centre of a circle of diameter 6 cm. Also, measure the lengths of the tangents.

23. Take a point which is 11 cm away from the centre of a circle of radius 4 cm and draw the two tangents to the circle from the point. PTA 2

24. Draw a tangent to the circle from the point P having radius 3.6 cm, and centre at O. Point P is at a distance 7.2 cm from the centre. HY 19

GRAPH
I. GRAPH of VARIATION :- (Direct Variation)
1. Varshika drew 6 circles with different sizes. Draw a graph for the relationship between the diameter and circumference of each circle (approximately) as shown in the table and use it to find the circumference of a circle when its diameter is 6 cm.
Diameter (x) cm 1 2 3 4 5
Circumference (y) cm 3.1 6.2 9.3 12.4 15.5

2. A bus is travelling at a uniform speed of 50 km/hr. Draw the distance-time graph and hence find:
(i) the constant of variation
(ii) how far will it travel in 90 minutes
(iii) the time required to cover a distance of 300 km from the graph.

3. A garment shop announces a flat 50% discount on every purchase of items for their customers. Draw the graph for the relation between the Marked Price and the Discount. Hence find:
(i) the marked price when a customer gets a discount of Rs.3250 (from Graph)
(ii) the discount when the marked price is Rs 2500

4. Graph the following linear function y = 1/2x. Identify the constant of variation and verify it with the graph. Also,
(i) find y when x = 9
(ii) find x when y = 7.5

5. A two wheeler parking zone near bus stand charges as below:
Time (in hours) (x) 4 8 12 24
Amount Rs. (y) 60 120 180 360
Check if the amount charged are in direct variation or in inverse variation to the parking time. Graph the data. Also,
(i) find the amount to be paid when parking time is 6 hrs;
(ii) find the parking duration when the amount paid is Rs.150.
II. GRAPH of VARIATION : (Inverse Variation)
6. A company initially started with 40 workers to complete the work by 150 days. Later, it decided to fasten up the work increasing the number of workers as shown below:
Number of workers (x) 40 50 60 75
Number of days (y) 150 120 100 80
(i) Graph the above data and identify the type of variation.
(ii) From the graph, find the number of days required to complete the work if the company decided to opt for 120 workers?
(iii) If the work has to be completed by 200 days, how many workers are required?

7. Nishanth is the winner in a Marathon race of 12 km distance. He ran at the uniform speed of 12 km/hr and reached the destination in 1 hour. He was followed by Aradhana, Jeyanth, Sathya and Swetha with their respective speed of 6 km/hr, 4 km/hr, 3 km/hr and 2 km/hr. And, they have covered the distance in 2 hrs, 3 hrs, 4 hrs and 6 hrs respectively. Draw the speed-time graph and use it to find the time taken to Kaushik with his speed of 2.4 km/hr.

8. Draw the graph of xy = 24, x, y > 0. Using the graph find, (i) y when x = 3 and (ii) find x when y = 6.

9. The following table shows the data about the number of pipes and the time taken to fill the same tank:
No. of pipes (x) 2 3 6 9
Time taken (in min) (y) 45 30 15 10
Draw the graph for the above data and hence:
(i) Find the time taken to fill the tank when five pipes are used
(ii) Find the number of pipes when the time is 9 minutes
10. A school announces that for a certain competition, the cash prize will be distributed for all the participants equally as shown below:
No. of participants (x) 2 4 6 8 10
Amount for each participant in Rs. (y) 180 90 60 45 36
(i) Find the constant of variation.
(ii) Graph the above data. Hence, find how much will each participant get if the number of participants are 12.
III. NATURE of the SOLUTIONS :- (Graphically)
Discuss the nature of solutions of the following quadratic equations / Graph the following quadratic equations and state its nature of solutions:
11. x2 + x - 12 = 0
12. x2 - 8x + 16 = 0
13. x2 + 2x + 5 = 0 SEP_20
14. x2 - 9x + 20 = 0 HY_19
15. x2 - 4x + 4 = 0
16. x2 + x + 7 = 0
17. x2 - 9 = 0
18. x2 - 6x + 9 = 0
19. (2x - 3)(x + 2) = 0
IV. Solving QUADRATIC EQUATIONS:- (Through intersection of lines)

20. Draw the graph of y = 2x2 and hence solve 2x2 - x - 6 = 0. PTA_4

21. Draw the graph of y = x2 - 4 and hence solve x2 - x - 12 = 0.

22. Draw the graph of y = x2 + 4x + 3 and hence find the roots of x2 + x + 1 = 0.

23. Draw the graph of y = x2 + x - 2 and hence solve x2 + x - 2 = 0. PTA_1 / HY_19

24. Draw the graph of y = x2 - 4x + 3 and use it to solve x2 - 6x + 9 = 0.

25. Draw the graph of y = x2 + x and hence solve x2 + 1 = 0.

26. Draw the graph of y = x2 + 3x + 2 and use it to solve x2 + 2x + 1 = 0. PTA_5

27. Draw the graph of y = x2 + 3x - 4 and hence use it to solve x2 + 3x - 4 = 0. GMQ

28. Draw the graph of y = x2 - 5x - 6 and hence solve x2 - 5x - 14 = 0. PTA_2 / PTA_6

29. Draw the graph of y = 2x2 - 3x - 5 and hence use it to solve 2x2 - 4x - 6 = 0. PTA_3 / SEP_20

30. Draw the graph of y = (x - 1)(x + 3) and hence use it to solve x2 - x - 6 = 0.


10th Study Materials

10th Std Study Materials

10th Tamil Study Materials

10th English Study Materials

10th Maths Study Materials

10th Science Study Materials

10th Social Science Study Materials


10th Question Papers & Answer Keys

10th Quarterly Exam Question Papers and Answer Keys

10th Half Yearly Exam Question Papers and Answer Keys

10th Public Exam Question Papers and Answer Keys

10th First Revision Test Question Papers and Answer Keys

10th Second Revision Test Question Papers and Answer Keys

10th Third Revision Test Question Papers and Answer Keys

10th First MidTerm Test Question Papers and Answer Keys

10th Second MidTerm Test Question Papers and Answer Keys

Important Links

10th Syllabus

10th Lesson Plans

10th Monthly Test & Unit Test

Tamilnadu 10th Time Table | SSLC Exam Time table