Mrs. Gonzalez net a blanket for her granddaughter Ella. The blanket is 64 by 54 inches. Now Mrs. Gonzalez wants to make a blanket for Ella's doll that is 16 by 13.5 inches. What is the scale factor of the dilation

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Abcd is a square. what is the measure of angle bac