Free CBSE Class 10 Mathematics UNIT IV: Geometry Triangles Worksheets

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Sample CBSE Class 10 Mathematics UNIT IV: Geometry Triangles Worksheet Questions

1.

The two sides of a triangle are 6cm and 10cm. What is the maximum possible area of this triangle?

1.

24 cm^2

2.

48 cm^2

3.

60 cm^2

4.

30 cm^2

2.

State True/False: P and Q are the points on the sides DE and DF of a triangle DEF such that DP = 4 cm, DE = 12 cm, DQ= 7 cm and QF = 21 cm. Then $\fn_cm&space;PQ&space;\parallel&space;EF$.

1.

True

2.

False

3.

Choose the correct option: It is given that $\fn_cm&space;\triangle&space;ABC&space;\sim&space;\triangle&space;DFE$, AB = 4 cm, AC = 8 cm and DF= 3 cm. Then DE = ?

1.

3 cm

2.

6 cm

3.

4.

Choose the correct option: It is given that $\fn_cm&space;\triangle&space;ABC&space;\sim&space;\triangle&space;PQR$, with BC/ QR =1/2. Then, ar (PRQ)/ ar (BCA) is equal to ________.

1.

1/2

2.

1/8

3.

5.

P and Q are the points on the sides AB and AC of a triangle ABC such that AP = 5 cm, AB = 15 cm, AQ= 6 cm If $\fn_cm&space;PQ&space;\parallel&space;AB$. Find AC.

1.

18 cm

2.

9 cm

3.

12 cm

4.

6.

ABCD is a trapezium such that $\fn_cm&space;AB&space;\parallel&space;PQ&space;\parallel&space;DC$ and AP = 15, PD = 12, QC = 14, then find BQ?

1.

14 cm

2.

7.5 cm

3.

17.5  cm

4.

None of these

7.

In the given figure, PT is the bisector of QPR. Find the perimeter of PQR?

1.

21.6  cm

2.

7 cm

3.

43.2  cm

4.

14 cm

8.

In the given figure RP/PK = 3/2. Find ar(TRK) / ar(TPK)?

1.

3/2

2.

5/2

3.

3/5

4.

2/5

9.

In the given figure $\fn_cm&space;DE&space;\parallel&space;BC$, find AC?

1.

2  cm

2.

6 cm

3.

12  cm

4.

3 cm

10.

ABC and DBC are two triangles on the same base BC. If AD intersects BC at O. Then ar(ABC) / ar (DBC)?

1.

AO/CO

2.

AO/DO

3.

4.

None of these

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