4. In the diagram below of rhombus ABCD, the diagonals AC and BD intersect at E. If AC = 12 and BD = 16, what is the perimeter of rhombus ABCD?​

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

What is the total surface area of this square pyramid?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.