A science quiz has eight multiple choice questions with five choices for each. Find the total number of ways to answer the question

390625

Step-by-step explanation:

The questions are all independent -- the answer on one question does not limit the number of possible answers on another question.

The quiz has 5 choices for each question, so there are

ways to answer the quiz questions.

Notice that this could be written .  You could say that the number of ways to answer the questions is

Use a calculator to find

i believe it's a.

i'm not sure on this one, most likely correct.

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)