1. The temperature drops 4°F each hour,
What is the total change in temperature after 10 hours?

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?

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5

Ofin . (2,4) (2,1) a. y= 2 b. x= 2 c. x= -2 d. y= 2x