Select all of the true statements. A. 3.14 is the area of a circle of radius 1.
B. 3.14 is the area of a circle of diameter 1.
C.3.14 is the circumference of a circle of radius 1.
D. 3.14 is the circumference of a circle of diameter 1.
E. Tt is the constant of proportionality relating the diameter of a circle to its
circumference.
F. 7 is the constant of proportionality relating the radius of a circle to its area.
ОА
OB
ОС
OD
DE
OF

What is the equation of the graph below? y=sec(x)-4

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.