Measuring Circles: End-of-Unit Assessment (B) 1. A circle has radius 40 cm. Which of these is closest to its area?
A. 10,053 cm2
B. 5,026 cm?
C. 251 cm2
D. 126 cm?

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°