Triangle ABC has an angle of 90 degree at B. Point A is on the y-axis, AB is part of the line x - 2y + 8 = 0, and C is the point (6,2).

What is the square root of 45? (step by step working plz)

Which expression and diagram represent “renee biked four times as far this month as last month”?

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before