Segment ab has point a located at (5, 4). if the distance from a to b is 7 units, which of the following could be used to calculate the coordinates for point b? 7 = (x+4)2 + (y + 5)2 7= v(x + 5)2 + (y +45 7= v(x-4)2 + (y-5) 7= v(x - 5)2 + (y-4)2

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

Acircle has a circumference of 7.850 units. what is its radius?