2 years ago

A flashlight is projecting a triangle onto a wall, as shown below.

Mathematics

1 answer:

zavuch27 [327]2 years ago

6 0

Answer:

Hence the correct option is 3rd option. 40

Step-by-step explanation:

If two figures are similar, then the ratio of the corresponding sides is proportional.

$\frac{15}{30} =\frac{20}{n} \\\\n=\frac{30 \times 20}{15} \\\\n= 40.$

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