Which change in a gene pool is occurring in the image below?
gene mutation
gene flow
genetic dritt
genetic resistance

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given