Trigonometry

Hong Kong

Stage 1 - Stage 3

Consider the following figure.

a

Find the value of $x$`x`.

Round your answer to two decimal places.

b

Next, find the value of $y$`y`.

Round your answer to two decimal places.

c

Hence or otherwise, find the length of the base of the triangle.

Round your answer to two decimal places.

Easy

3min

Consider the following diagram.

Easy

3min

Consider the following trapezium.

Easy

3min

Consider a cone with slant height $13$13m and perpendicular height $12$12m.

Easy

1min

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