Which of the following must be shown in order to prove that two irregular polygons are similar

a. the sides need to be proportional
b. corresponding angles are equal
c. both a and b are required
d. neither a or b are correct

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Write the equation in logarithmic form 8^x=64

Are you guys willing to me with these last 8 questions on my homework for math reply to this question that i posted