Since the three angles of a triangle add to give 180°
The the size of the largest angle 4 = 180° ×

= 180° ×
∴ the size of the largest angle = 80°
My answer was wrong, please delete this
Answer:
well you see, I don't care
Answer:
1. 15 1/2
Step-by-step explanation:
Answer: No, -1 is not greater than -1/2
Step-by-step explanation: -1 is a integer and -1/2 is a fraction so if your question is "Is negative 1 greater than -1/2?" than your answer will be no because -1/2 is a fraction and -1 is a integer. They don't equal.