Find any missing lengths in the similar figures.

A. x = 22.5
B. x = 24
C. x = 13.5
D. x = 18


Answer: A

Mathematics

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Write the shaded area in the figure as a mixed number and as an improper fraction.

A. 2;  
B. 1;  
C. 1;  
D. 2;  

Mathematics

Simplify the expression.

a. 12 b. 36 c. 8 d. 64

Mathematics

Provide an appropriate response.In a certain state, the railway system carried a total of 146,000,000,000 passengers. Write 146,000,000,000 in scientific notation.

A. 1.46 × 1012 B. 14.6 × 1011 C. 1.46 × 1011 D. 1.46 × 1010

Mathematics

Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 30 feet and the height of the arch over the center of the roadway is 13 feet. Two trucks plan to use this road. They are both 10 feet wide. Truck 1 has an overall height of  and Truck 2 has an overall height of . Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.

A. Both Truck 1 and Truck 2 can pass under the bridge. B. Truck 2 can pass under the bridge, but Truck 1 cannot. C. Truck 1 can pass under the bridge, but Truck 2 cannot. D. Neither Truck 1 nor Truck 2 can pass under the bridge.

Mathematics