Answer:
8
Step-by-step explanation:
Using the Heron's formula we can find that the total area of the triangle is 84 inches.
Then, to find the height of the triangle, you have to multiply the area by 2 since the formula for the area of a triangle is (h*b)/2
Now, when we multiply 84 and 2 we get 168, so you have to divide 168 by 21 to find 8.
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Step-by-step explanation:
Answer:
answer is c
Step-by-step explanation:
Answer:
15 Students
Step-by-step explanation:
You would do 20 divided by 4/3 to make the amount of pizza. So, 20 times 3/4 is 60/4. You can simplify that to 15.