Maths I

Measure and Shape

Trigonometry - Test Bite

1.

A right angled triangle. The hypotenuse is labelled B, the shortest edge is A, and the medium edge is C. The angle between B and C is labelled x degrees.

In this triangle

A =

B =

C =

2.

A right angled triangle. The hypotenuse is labelled c. The shortest edge is b, the medium edge is a. The angle between a and c is labelled x degrees.

In this triangle

A =

B =

C =

3.

Select the correct ratio for:

sin x°

cos x°

tan x°

4.

A right angled triangle. The length of the hypotenuse is 17, the shortest edge is 8 and the medium edge is 15. The angle between 17 amd 8 is marked x degrees.

Select the correct ratio for:

sin x°

cos x°

tan x°

5.

A right angled triangle. The length of the hypotenuse is 11, the shortest edge is 7 and the medium edge is unlabelled. The angle between 11 and 7 is marked a degrees.

Calculate a° - give your answer to 1 decimal place.

6.

A right angled triangle. The shortest edge is length 2.5, the mdieum edge is 4, and the length of the hypotenuse is not given. The angle between that and edge 4 is marked as a degrees.

Calculate a° - give your answer to 1 decimal place.

7.

A right angled triangle. The hypotenuse is 12 centimetres, the shortest edge is b centimetres, and the medium edge isn't labelled. The angle between b and 12 is 61 degrees.

Calculate b° - give your answer to 3 decimal places.

8.

A right angled triangle. The hypotenuse is 5.2 centimetres, the medium edge is b centimetres, and the shortest edge is not labelled. The angle between this edge and the 5.2 edge is 74 degrees.

Calculate b - give your answer to 3 decimal places.

Links

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Links

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