Answer:
angle 2= 52.7° (same as angle 4)
angle 1 and angle 3 = 127.3°
Answer:
20%
Step-by-step explanation:
9/45
Answer:
The scale factor of the drawing is 7/1 or 7 millimeters for every 1 meter (7/1).
Step-by-step explanation:
Answer:

Step-by-step explanation:
In the Equation it asks for 3 things; pi (3.14), r (The radius), and h (the height).
In the question, it says that the radius is 1 foot and that the height is 4 feet. From there all you need to do is insert those numbers where it's shown in the equation. This makes the equation go from this:

To this: 
From there you follow PEMDAS/GEMDAS. And should have your answer.