16

8

3

12

√14

√29

√43

√53

0

25

-25

20

0

30

60

90

sin^-1(¹/3)

sin^-1(^-1/3)

cos^-1(¹/3)

cos^-1(^-1/3)

Vertices of a triangle

Collinear

Vertices of a right angled triangle

None of these

180^o

90^o

0^o

45^o

1

2

3

4

3

2

5

6