 # Quiz 23 – Round 5 – Maths

1. In trigonometry the three most familiar functions are ‘sine’, ‘cosine’ and what?

Tangent

2. What is the Roman numeral for 2013?

MMXIII

3. What term describes half of the diameter of a circle?

4. Which type of triangle has two sides of the same length and one of different length?

Isosceles

5. What is 5 cubed?

125

6. If two of the interior angles of a triangle are 43 and 57, what is the third?

80 degrees

7. If 7x + 5 =40, what is the value of x?

5

8. If you buy two items with an original price of £10 each but with 20% off each one and another item with an original price of £20 but with 30% off, how much do you spend in total?

£30

9.  Which distance is greater; 7 miles or 13 kilometres?

13 kilometres

10. 6 – 3 X 2 + 2 =

2 (Multiplication must always be done before addition and subtraction)

### 1 thought on “Quiz 23 – Round 5 – Maths”

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