Classify the shapes shown below. Write the letter of each shape in the category that describes it. Shapes may fall into more than one category, and not all shapes will be
used.

Find the value of the cosine for angle a

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Travis has decided to budget his spending money. he can spend no more than $143.15 every month. he has also decided to spend 5.2 times as much money on video games as he spends on the movies.what linear inequality describes this problem