State whether the vectors are parallel, orthogonal, or neither.v = 3i + 4j,
w = 6i + 8j
A. Orthogonal
B. Parallel
C. Neither
Answer: B
Mathematics
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Provide an appropriate response.What multiplication fact is illustrated by the rectangular area model? 
A. 2 × 
= 
B. 2 × 
= 
C. 2 × 
= 5
D. 
× 
= 
Mathematics
Find the standard form of the equation of a circle that satisfies the given conditions.Diameter with endpoints (2, 5) and (2, -5)
A. (x - 2)2 + y2 = 25 B. x2 + (y - 5)2 = 4 C. (x - 5)2 + y2 = 4 D. (x - 2)2 + y2 = 5
Mathematics
Solve triangle ABC. If necessary, round the answer to the nearest tenth. 
A. C = 30°, a = 8.2 ft, c = 4.2 ft B. C = 25°, a = 4.2 ft, c = 8.2 ft C. C = 20°, a = 4.2 ft, c = 8.2 ft D. C = 25°, a = 8.2 ft, c = 4.2 ft
Mathematics
Draw the graph of the equation and label the vertex.
A. 
B. 
C. 
D. 
Mathematics