Everything Maths Grade 10

d)

C

B D

A

7 mm

39 mm

25 mm x

12.Calculatexandyin the diagrams below:

a)

65 ◦

x

b)

15 ◦^20 ◦

x

c)

15

25

2 x

x

y

d)

60 ◦

x

A

C

B

e)

3 x

A x B

C

Chapter 7. Euclidean geometry 275