30. One of the games at a carnival involves trying to ring a bell with a ball by hitting a lever that propels the ball into the
1 answer:
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Answer:
I think the second option is the most appropriate option.
Step-by-step explanation:
Mikhail believes he can use the multiplication expression to find the total number of pound servings of rice he can make from 6 pounds of rice.
Now, we have to select the statement from the four options that best explains why Mikhail is correct or incorrect.
I think the second option is the most appropriate option.
So, Mikhail is correct in using a multiplication expression because 1/2 is the number of servings per pound. (Answer)
The segment marked 20 is the geometric mean of the two pieces into which it splits the hypotenuse. You get the proportion
Solving,
To find b, use the fact that b is the geometric mean of the whole hypotenuse, 21 + a, and the part that is attached to it, a.
A little arithmetic shows that
.
Solving,
To find b, use the fact that b is the geometric mean of the whole hypotenuse, 21 + a, and the part that is attached to it, a.
A little arithmetic shows that