To find x:
use the formula: tan° = opposite/adjacent
tan 61° = x/10
answer: 18.0
other length:
use the formula: cos° = adjacent/hypo
cos 61° = 10/y
answer: 20.6
Answer: 
Step-by-step explanation:
1. The problem asked for the product of
and
, therefore, you must mutliply them, as you can see below:
2. According the exponents propertiess, when you have a multiplication of two powers that has the equal base, you must add the exponents. THerefore, you have the following result:
Divide 4 pizzas by 2/3:
When you divide using a fraction, reverse the second fraction and multiply:
4 / 2/3 = 4 x 3/2 = 12/2 = 6 people.
Answer:
Not sure.
Step-by-step explanation:
Hey, I'm sorry. But I don't know the answer to this one.