Which of the following formulas, when evaluated using rational values for the variables, will result in an irrational number?

a. the formula for the area of a circle

b. the formula for the area of a trapezoid

c. the formula for the area of a triangle

d. the formula for the area of a rectangle

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

If a robot fixed another robot is it a engineer or doctor?

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms