Free Printable Triangles

1.

If a line divides any two sides of a triangle in the same ratio then the line is_____ to the third side

a)

equal

b)

parallel

c)

intersecting

d)

coinciding

2.

A vertically stick 20 m long casts a shadow 10 m long on the ground, At the same time a tower casts a shadow 50 m long on the ground, The height of the tower is

a)

100 m

b)

120 m

c)

25 m

d)

200 m

3.

$\Delta ABC\ \sim\ \ \Delta DEF,$ AB=4 cm BC=3.5 cm CA=2.5 cm and DF=7.5 cm, then perimeter of $\Delta DEF$ is

a)

10 cm

b)

14 cm

c)

25 cm

d)

30 cm

4.

If $\Delta\ ABC\ \sim\ \Delta\ RPQ,\$ AB = 3 cm, BC = 5 cm, AC = 6 cm, RP = 6 cm and PQ = 10 cm, then QR = ?

a)

12 cm

b)

6 cm

c)

18 cm

d)

36 cm

5.

In figure,

QA\ \perp\ AB\ and\ PB\ \perp\ AB.\

If AO = 20 cm, BO = 12 cm PB = 18 cm, then AQ = ?

a)

32 cm

b)

28 cm

c)

30 cm

d)

35 cm

6.

If in two triangles ABC and PQR, $\frac{AB}{QR}=\ \frac{BC}{PR}=\ \frac{CA}{PQ}$ , then ..

a)

$\Delta\ PQR\ \sim\Delta\ CAB$

b)

$\Delta\ PQR\ \sim\Delta\ ABC$

c)

$\Delta\ CBA\ \sim\Delta\ PQR$

d)

$\Delta\ BCA\ \sim\Delta\ PQR$

7.

The lengths of the diagonals of rhombus are 16 cm and 12 cm. Then length of the side of rhombus is ...

a)

9 cm

b)

10 cm

c)

8 cm

d)

20 cm

8.

\Delta ABC

is an isosceles triangle in which

\angle C=90\degree

. If AC =6 cm, AB=

a)

6 $\sqrt{2}$ cm

b)

6 cm

c)

2 $\sqrt{6}$ cm

d)

4 $\sqrt{2}$ cm

9.

The length of hypotenuse of an isosceles right triangle whose one side is 4 $\sqrt{2}$ cm is

a)

12cm

b)

8cm

c)

8 $\sqrt{2}$ cm

d)

12 $\sqrt{2}$ cm

10.

A vertical stick 12 m long casts a shadow 8 m long on the ground.At the same time a tower casts the shadow 40m long on the ground. Determine the height of the tower.

a)

45 m

b)

60 m

c)

65 m

d)

37 m

Triangles_ 10th class

Total questions: 10

Worksheet time: 20mins

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