Stella predicted that she would sell 56 sculptures. she actually sold 30 sculptures. what are the values of a and b in the table below? round to the nearest tenth if necessary.

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go

In the figure below, segment ac is congruent to segment ab: which statement is used to prove that angle abd is congruent to angle acd? a.)triangle acd is similar to triangle abd. b.)triangle acd is congruent to triangle abd. c.)segment a. d. is congruent to segment ac. d.)segment a. d. is congruent to segment dc.