Answer:
It equals 74.88
Step-by-step explanation:
U jus multiply them
Answer:
0.0143 in decimal form
Step-by-step explanation:
The percentage change is 20
You can use a tangent:

We have opposite = 17 and adjacent = x.

substitute:
cross multiply
multiply both sides by √3

divide both sides by 3

Use the Pythagorean theorem:

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Other method.
triangle.
The sides are in the ratio 
Therefore

Answer:
There is a 30% decrese.
Step-by-step explanation: