Answer:
1 cm = 15 km
Step-by-step explanation:
The scale used in map was 1 cm = 15 km.
Given,
Distance between two cities on map = 3 centimeters
Actual distance between cities = 45 kilometers
Ratio of distance on map to actual distance = 3:45
Both are multiples of 3, therefore, dividing by 3
Keywords: ratio, scale
Learn more about ratio at:
#LearnwithBrainly
12
diameter is 2r
r=6
6*2=12
the answer to this question is b. -28
Tricia travels at a rate of 50 miles per hour