If a 40-foot tree casts a 12-foot shadow, find the length of a shadow cast by a 23-foot tree

Question

Mathematics

Jaelyn Hogan

11 June, 00:10

If a 40-foot tree casts a 12-foot shadow, find the length of a shadow cast by a 23-foot tree

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Answers (1)

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Kadence Petersen · Answer 1

Ratio and proportion

shadow:length=12:40=3:10

if length is 23 then

3:10=?:23

3/10=?/23

multiply both sides by 23

69/10=?

6.9=?

6.9ft is the shadow length