Describe what both a and b below are asking for as though you are saying them out loud to me. Then, provide the R code to solve the problems based on the notation provided. a. P (X ≤ 70) X ~ N (75, 5) (1 pts)
b. Find the value of X such that P(≤ 70) = 25% where X ~ N (75, 5). (1 pt

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.

14+2 (56-1) this is an arithmetic sequence

This activity will you meet these educational goals: mathematical practices-you will make sense of problems and solve them, reason abstractly and quantitatively, and usemathematics to model real-world situations.directionsread the instructions for this self-checked activity type in your response to each question, and check your answers. at theend of the activity, write a brief evaluation of your work.