The 5 key points in one period of the graph of y =sinx are Your

A) two max points, two x-intercepts, and one min point

B) one max point, two x-intercepts, and two min points

C) one max point, three x-intercepts, and one min point

D)two max points, one x-intercepts, and two min points

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

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?