Answer:
composite number
Step-by-step explanation:
Answer:
The exact value of 
Step-by-step explanation:
we know that
The angle
belong to the fourth quadrant
The function cosine is positive in the first and in the fourth quadrant
so

Remember that

so

The answer is: 18 miles.
: Hope this helps :)
Answer:
the distance between the penguins and the fish tanks is 81 ft
Step-by-step explanation:
Let A is the point of whales
Let B is the point of Sharks
Let D is the point of Dophines
Let P is the point of penguins
Let F is the point of Fish tank
From a look at the photo, we can find some special properties that:
AB//PF
In triangle ABD and DPF we have
- ∠BAD=∠PFD(Alternate angles)
- ∠ADB=∠PDF(Vertically opposite angles)
By AA rule, ABD and DPF are similar to each other
Therefore, using the similarity property, we have:
=
So the distance between the penguins and the fish tanks is 81 ft
Answer:
A possible number of minutes is 50
Step-by-step explanation:
5 x 10 = <em>t</em>