Challenge your students with medium difficulty problems verifying trigonometric identities! This worksheet offers a variety of proofs involving fundamental, reciprocal, quotient, and Pythagorean identities. With step-by-step problems designed to build skills in simplifying expressions, factoring, using conjugates, and rewriting trig functions in terms of sine and cosine, it’s perfect for precalculus or early calculus classes aiming to deepen understanding and confidence.