Câu 45: Trong các mệnh đề sau, mệnh đề nào đúng? A. Hai đường thẳng phân biệt vuông góc với nhau thì chúng cắt nhau. B. Hai đường thẳng phân biệt cùng vuông góc với đường thẳng thứ ba thì vuông góc C. Cho hai đường thẳng song song, đường thẳng nào vuông góc với đường thẳng thứ nhất thì cũng vuông góc với đường thẳng thứ hai. D. Trong không gian, hai đường thẳng phân biệt cùng vuông góc với đường thẳng thứ ba thì song song với nhau.

What is the equation in slope-intercept form of the linear function represented by the table? y -18 -1 -8 4 2 912 o y=-2x-6 o y=-2x+6 o y=2x-6 o y = 2x+6

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?

Part a what is the area of triangle i? show your calculation. part b triangles i and ii are congruent (of the same size and shape). what is the total area of triangles i and ii? show your calculation. part c what is the area of rectangle i? show your calculation. part d what is the area of rectangle ii? show your calculation. part e rectangles i and iii have the same size and shape. what is the total area of rectangles i and iii? show your calculation. part f what is the total area of all the rectangles? show your calculation. part g what areas do you need to know to find the surface area of the prism? part h what is the surface area of the prism? show your calculation. part i read this statement: “if you multiply the area of one rectangle in the figure by 3, you’ll get the total area of the rectangles.” is this statement true or false? why? part j read this statement: “if you multiply the area of one triangle in the figure by 2, you’ll get the total area of the triangles.” is this statement true or false? why?