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Worksheet: Addition Formulae

Q1:

Simplify .

  • A
  • B
  • C
  • D

Q2:

Simplify .

  • A
  • B
  • C
  • D

Q3:

Simplify .

  • A
  • B
  • C
  • D

Q4:

Simplify .

  • A
  • B
  • C
  • D

Q5:

Simplify .

  • A
  • B
  • C
  • D

Q6:

Simplify .

  • A
  • B
  • C
  • D

Q7:

Simplify .

  • A
  • B
  • C
  • D

Q8:

Simplify .

  • A
  • B
  • C
  • D

Q9:

Simplify .

  • A
  • B
  • C
  • D
  • E

Q10:

Simplify .

  • A
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  • C
  • D
  • E

Q11:

Simplify .

  • A
  • B
  • C0
  • D

Q12:

Using the relation , find an expression for in terms of and which holds when .

  • A
  • B
  • C
  • D
  • E

Q13:

Using the relation , find an expression for in terms of and which holds when .

  • A
  • B
  • C
  • D
  • E

Q14:

Simplify .

  • A
  • B
  • C
  • D

Q15:

Simplify .

  • A
  • B
  • C
  • D

Q16:

Simplify .

  • A
  • B
  • C
  • D

Q17:

Simplify .

  • A
  • B
  • C
  • D

Q18:

In the figure, which triangles are similar?

  • A