The movie screen at the cinema is 70 feet long and 30 feet wide. What is the perimeter of the screen? A 200 feet B 140 feet © 60
1 answer:
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Answer:
Step-by-step explanation:
You know that the triangle ABC and the triangle DEF are similar.
Therefore, if the lenght of AC is 12 centimeters and the lenght of DF is 10 centimeters, then you can find the ratio as following:
Then, the calculte the length of EF, you must multiply the lenght BC of the triangle ABC by the ratio obtained above.
Therefore, the lenght EF is the following:
