Solve the problem.The area of a trapezoid is 45 square feet. If the bases are 8 feet and 10 feet, find the altitude of the trapezoid.
A. 1.5 ft
B. 5 ft
C. 10 ft
D. 3 ft
Answer: B
You might also like to view...
Solve.According to Ohm's law, the electric current I, in amperes, in a circuit varies directly as the voltage V. When 18 volts are applied, the current is 2 amperes. What is the current when 12 volts are applied?
A. 32 amps B. 1.33 amps C. 108 amps D. 9 amps
Translate to a proportion and solve. Round to the nearest hundredth, if necessary.21 is what percent of 50?
A. 0.42% B. 4200% C. 4.2% D. 42%
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(3, 3); m = - 3
A. y = -3x + 
B. y = - 
x + 12
C. y = -3x + 12
D. y = -3x - 12
Use Bayes' rule to find the indicated probability.Quality Motors has three plants. Plant 1 produces 35% of the car output, plant 2 produces 20% and plant 3 produces the remaining 45%. One percent of the output of plant 1 is defective, 1.8% of the output of plant 2 is defective and 2% of the output of plant 3 is defective. The annual total production of Quality Motors is 1,000,000 cars. A car chosen at random from the annual output and is found defection. What is the probability that it came from plant 2?
A. 0.35 B. 0.559 C. 0.224 D. 0.217