Solve the problem.S and T are similar polygons. If the perimeter of S is 16, what is the perimeter of T?
A. 50
B. 40
C. 64
D. 80
E. none of these
Answer: B
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Solve the problem.The kinetic energy E of an electron in a television picture tube is given by 
where E is in joules, m is the mass of the electron in kilograms, and v is its speed in meters per second. Find the kinetic energy of an electron if its speed is 
(The mass of an electron is 
A. 4.37 × 10-19 J B. 4.46 × 10-24 J C. 8.75 × 10-17 J D. 4.37 × 10-17 J
Each of the two diagrams in the figure below shows lines in the same plane. Determine whether the following statement is true or false.
?
The lines c?2 and ?d?2 are horizontal.
?
What will be an ideal response?
Suppose a traveler wanted to visit a museum, an art gallery, and the state capitol building. 45-minute tours are offered at each attraction hourly from 10 a.m. through 3 p.m. (6 different hours). Solve the problem, disregarding travel time.In how many ways can the traveler visit all three places in one day?
A. 120 B. 15 C. 60 D. 30
Solve the exponential equation. For irrational solutions, round to four decimal places.53x = 7x + 1
A. {2.209} B. {1.209} C. {-5.783} D. {0.675}