A 2010 estimate of Australia's population is 21,515,754.
Which is the best estimate of the number of Australians with type A blood in 2010?
Blood Types in Australia

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.