You have $15.50 to spend on pizza. a meat lover’s pizza costs $12. each extra topping costs $0.50. how many extra toppings can you buy? graph your solution.

The answers are 20,30,80,180,960,890,1230,4560. on the first row

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.