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What is the length of leg s in the right triangle shown?
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What is the length of leg s in the right triangle shown?

What is the length of leg s in the right triangle shown?-example-1
User Dobeerman
by
5.3k points

1 Answer

5 votes

Answer:

D. 5

Explanation:

Applying,

cos∅ = adjacent/Hypotenuse

From the diagram,

Given: ∅ = 45°, adjacent = s, hyptenuse = 5√2

Therefore,

cos45° = s/5√2

make s the subject of the equation

s = cos45°×5√2

s = (1/√2)(5√2)

s = 5

Hence the right answer is D. 5

User Bmaggi
by
5.4k points
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