George has a bookshelf with 69 books on it. he has 9 nonfiction books on the bookshelf and 60 fiction books on the bookshelf. what is the ratio of the total books on the bookshelf to the number of nonfiction books on the bookshelf? a. 3/23 b. 20/30 c. 23/3 d. 23/20

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

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?