Not sure if it's one of the answer you listed.
The • means multiplication, so it would be
54 times 58, which equals 3,132.
Step-by-step explanation:
1. the depth is what makes this a three-dimensional figure since there are three dimensions length width and depth all three of these dimensions are used to find the volume of a rectangular prism
2. L×w×h
Answer:
80 feet per second
Step-by-step explanation: At 55 mph, your vehicle is traveling at about 80 feet per second. Feet-per-second is determined by multiplying speed in miles-per-hour by 1.47 (55 mph x 1.47 = 80 feet per second.)
Answer: 2048 ft
Step-by-step explanation:
Given
The length of each sidewalk is 
There are eight sections of the sidewalk
The total length of the sidewalk is 

Total length of the entire sidewalk is 2048 ft
(7x+2)(3x+7)
Is the 2 an exponent or variable?