Answer:
A. (first choice)
Step-by-step explanation:
Examine all options:
A. The diagram shows the arc (1/4 from a circle). While rotating this arc about the given axis, we get the hemisphere.
B. The diagram shows the semicircle (1/2 from a circle). While rotating this semicircle about the given axis, we get the whole sphere.
C. The diagram shows the segment (perpendicular to the axis). While rotating this segment about the given axis, we get the circle (lying in a plane).
D. The diagram shows the segment. While rotating this segment about the given axis, we get the cone.
25 years old
25years old+25 years between=50 Erin's father
25 years old+50 Erin's father=75
A number to the power of 0 will always be 1. 4 times negative 4 is negative 16. Negative 16 times negative 4 is 64. 64 times 1 is 64.
Answer:
≈ 51.5%
Step-by-step explanation:
Percentage gain is calculated as
% gain = × 100%
Here the total cost = $8000 + $2300 = $10300
gain = $15600 - $10300 = $5300, thus
% gain = × 100% ≈ 51.5%
Answer:
4/5
Step-by-step explanation:
step 1: Divide 1/150 by 1/120. (You should get 0.8)
step 2: convert 0.8 into a fraction over 10. (8/10)
step 3: simplify that fraction by dividing 8/10 by 2, which will give you your final answer, 4/5.