In △QRS , ∠R is a right angle and the measure of ∠S is 22° . image c13b1e8dceb043b08b2dd5d2c53d54b5

Which equation can be used to calculate the measure of ∠Q ?

x+22=90

22−x=90

x+22=180

22−x=180

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c =