HELP PLZ ASAP The graph below shows the time it takes Michael to solve 30 multiplication flash cards over 7 attempts. By how many seconds did his time improve from Attempt 1 to Attempt 7? Do not include units in your answer.

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

Which expression converts 45 degree to radians

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is