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# Lesson Worksheet: Right Triangle Trigonometry: Solving for a Side Mathematics • 11th Grade

In this worksheet, we will practice finding the value of a missing side length in a right triangle by choosing the appropriate trigonometric ratio for a given angle.

**Q6: **

is an isosceles triangle where , and . Find the length of giving the answer to one decimal place.

**Q9: **

is a rectangle where and . Find the lengths of and giving the answer to three decimal places.

- A,
- B,
- C,
- D,

**Q10: **

A swimming pool is in the shape of a trapezoid. Find the area of the trapezoid giving the answer to the nearest square meter.