How to spell TRIANGLSE correctly?

The correct spelling for "trianglse" is triangles. Some possible suggestions for correcting this misspelling include using spell check software, referring to a dictionary, proofreading your work before submitting it or asking someone else to review it for errors.

• triangle The Pythagorean theorem is used to find the missing side of a right triangle.
• triangles I have always found it difficult to calculate the lengths of the sides of triangles.

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