Welcome to Westonci.ca, where you can find answers to all your questions from a community of experienced professionals. Discover the answers you need from a community of experts ready to help you with their knowledge and experience in various fields. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

Suppose ∠A is complementary to ∠B and ∠B is supplementary to ∠C. If m∠A is 21°, find m∠C. (Type number only) *