Lily’s work for solving the following equation is shown.
1 answer:
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Answer:
Step-by-step explanation:
<em>1.</em> <em>Circle A and circle A', have the same circumference.</em> <em>(Yes)</em>
<em>2.</em> <em>The radii of circle A and circle A', have the same lengths.</em> <em>(Yes)</em>
3. .... (No)
4. ... (No)
Answer:
Step-by-step explanation:
Let's call the balloon's height above the ground and
the horizontal distance between the balloon and the first milepost.
If the angle of the depression of this milepost is 24 degrees, we can say the following:
<em>(equation 1)</em>
For the next milepost, the horizontal distance between the balloon and tihs milepost will be and the angle of depression will be 20 degrees, so we can say the following
then, replacing from <em>equation 1</em>
Resolving, we'll find the value of
So, the balloon's height above the ground is 1.99miles