Alex needs to buy compressed air to fill empty cylindrical tanks for his tire store. each tank is 12 feet deep and has a radius of 6 feet. what is the volume of compressed air needed to fill 5 tanks? (use 3.14 for π.)
a. 565.2 ft3
b. 1,356.5 ft3
c. 3,452.6 ft3
d. 6,782.4 ft3

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?

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?

What is the correct decimal form of 12%