Find the area of the regular 18-gon with a radius of 3 mm. Round to the nearest tenth.
1 answer:
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Answer:
Answered
Step-by-step explanation:
Total amount of paint = 14 gallons
the paint was distributed equally among 4 classes
a. therefore each class would get gallons of paint
= gallons each
b.Three classes will use 3× paint of each class
= = 10(1/2) gallons
c. 4 student paint 30 square-foot wall the each student would paint
= 7(1/2) square-foot wall.
d. each student will paint of the wall since there are 4 students.
Answer:
Step-by-step explanation:
The given trigonometric equation is
for
.
We divide through by 5 to get;
We take the inverse tangent of both sides to obtain;
Since the tangent ratio is positive, it means could also be in the 3rd quadrant. But this is outside the given range.
Therefore the correct answer is A