7 because when you have two negative together they change to positive. I learned like this the -enemy of my -enemy is my +friend.
Answer:
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Step-by-step explanation:
Answer:
Law of cosines to find missing measures
c^2= a^2+ b^2 - 2ab*cos(C)
Used because it is a SAS triangle
Step-by-step explanation:
This is known as a side, angle, side, or SAS triangle. We can find the missing measures by using the Law of cosines
c^2= a^2+b^2-2ab*cos(C)
To solve this we must set up a proportion.
For each pie we need 2 pounds because you divide 4 by 2.
So we do 5 times 2 which gives us 10 pounds per 5 pies
Your answer is
You need 10 pounds of apples for 5 pies.