A machine makes 6 article in an hour how many hours does it takes to makes 48 articles​

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Find the ratios of the corresponding sides