问题
填空题
若△ABC≌△A′B′C′且∠A=35°25′,∠B′=49°45′,则∠C=______.
答案
∵△ABC≌△A1B1C1,
∴∠C1=∠C,∠B=∠B′,
又∵∠C=180°-∠A-∠B=180°-∠A-∠B′=180°-35°25′-49°45′=94°50′.
若△ABC≌△A′B′C′且∠A=35°25′,∠B′=49°45′,则∠C=______.
∵△ABC≌△A1B1C1,
∴∠C1=∠C,∠B=∠B′,
又∵∠C=180°-∠A-∠B=180°-∠A-∠B′=180°-35°25′-49°45′=94°50′.