3 years ago

Who knows how to do this I TRULY NEED HELP

Mathematics

2 answers:

lora16 [44]3 years ago

6 0

Answer:

is the answer 7ft?

Step-by-step explanation:

i am not completely sure

statuscvo [17]3 years ago

3 0

Set up a ratio of the height over the distance to the mirror/

X/5 = 28/7

Cross multiply:

7x = 140

7? = 140

Divide both sides by 7

? = 140/7

? = 20

The answer is 20 feet

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