Printable Law of Sines Practice Sheet
This two-page Letter PDF is for students practicing the law of sines. It includes Name and Date fields, then problems that ask you to solve for a missing side or angle. The sheet uses degrees and rounds answers to 2 decimal places. The practice section is set up in columns for Problem and Answer, with items such as finding b, c, or an angle from given triangle measurements.

Free printable · PDF
- 2 pages
- US Letter — choose “Fit to page” for A4
- PDF, 95 KB
Free for personal, family and classroom use.
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Use the worksheet for classwork, homework, review, or quick checking. Work each problem on the page, then compare your answers with the answer key on page 2. Some problems have more than one possible angle, and one item asks for all solutions. It is also useful for practicing how to choose the correct law of sines setup from the values given.
Good for
- Classwork on solving triangles
- Homework practice for missing angles
- Check answers with the included key
Tip: Print double-sided to keep the practice page and answer key together.
3 files · PDF, DOCX
Get every sheet: Law of Sines and Cosines Worksheets
This sheet plus 2 more in one download, with the editable Word files. Law of sines and law of cosines practice sheets with worked answers, an ambiguous-case decision chart and a triangle-solving reference card.
$3.00 USD, one-time 3 files · about $1.00 each
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Printable Law of Sines Decision Chart
Printable Law of Sines Reference CardOne-page reference card for solving triangles with AAS, ASA, SSA, and SAS. Shows the known values and the method to use for each case.