Quadrilateral BCDE is similar to quadrilateral QRSP. 171°
153°
R
57°
179°
B
E
P
S
What is the measure of angle R?
degrees

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Evaluate the expression. (9 + 5)(3 + 2)0

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)