Two pennant flags are in the shape of similar right triangles, as shown below.
What is the length of QS in meters?
(7.1A, 7.1B, 7.1E 7.1F)

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

What is the sum of these mixed numbers 4 2/3+ 3 1/9