1 point The amount A, in milligrams, of a 10-milligram
dose of a drug remaining in the body after t hours
is given by the formula A = 10(0.8)'. Find, to the
nearest tenth of an hour, how long it takes for
half of the drug dose to be left in the body.

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

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?