1. Area = 11 cm 7 cm 5cm
1 answer:
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Answer:
The distance from hot air balloon to the ground .
Step-by-step explanation:
Labelled diagram of given scenario is shown below.
Given that,
An angle of elevation of Hot air balloon by Angie is °.
When she stepped back then angle of elevation was
°.
Height of Angie is .
To find: How far off the ground is a hot air balloon.
So, from figure
Height of Angie
In triangle Δ,
⇒
⇒ ....................(1)
Now, In triangle Δ
⇒
⇒
Here, substituting the value from Equation (1) we get,
⇒
⇒
⇒
Now, finding the value of from equation (1)
Therefore Length of =
.
Hence,
The distance from hot air balloon to the ground .
