Provide the proper response.How many vertices must there be in order to draw a connected planar network with 14 edges that separates the plane into 10 regions?
A. 22
B. 6
C. 26
D. Cannot be drawn
Answer: B
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Solve the problem.Under standard conditions, molecules of a gas collide billions of times per second. If each molecule has diameter t, the average distance between collisions is given by 
where n, the volume density of the gas, is a constant. Find 
.
A. 
= - 
B. 
= - 
C. 
= 
D. 
= - 
Solve the problem.Use the comparison line graph to determine who needed more time to prepare for Test 1, Jennifer or David.
A. Jennifer B. David
Two sides and an angle are given. First, determine whether the given information results in no triangle, one triangle, or two triangles. Solve each resulting triangle.B = 41°, a = 4, b = 3
A. one triangle; A = 29°, C = 110°, c = 5.7 B. no triangle C. two triangles; A1 = 61°, C1 = 78°, c1 = 4.5 or A2 = 119°, C2 = 20°, c2 = 1.6 D. two triangles; A1 = 61°, C1 = 78°, c1 = 0.1 or A2 = 119°, C2 = 20°, c2 = 0.1
Solve the problem.The annual precipitation for one city is normally distributed with a mean of 294 inches and a standard deviation of 3.9 inches. Find D5.
A. 301.8 in. B. 286.2 in. C. 305.7 in. D. 294 in.