Harry the hungry hippo is munching on the lily pads in his pond. when he arrived at the pond, there were 22 lily pads, but he is eating 3 lily pads an hour. heinrick the hungrier hippo found a better pond with 42 lily pads! he eats 9 lily pads every hour.
a.) if harry and heinrick start eating at the same time, when will their ponds have the same number of lily pads remaining?
b.) how many lily pads will be left in each pond at that time?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Which expression is equivalent to -12(3x-3/4)

Given: ab ≅ cd and ad ≅ bc prove: abcd is a parallelogram. statements reasons 1. ab ≅ cd; ad ≅ bc 1. given 2. ac ≅ ac 2. reflexive property 3. △adc ≅ △cba 3. ? 4. ∠dac ≅ ∠bca; ∠acd ≅ ∠cab 4. cpctc 5. ∠dac and ∠bca are alt. int. ∠s; ∠acd and ∠cab are alt. int. ∠s 5. definition of alternate interior angles 6. ab ∥ cd; ad ∥ bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc