AnswersCR CCSS Math 2 S2 M2960OXSolving for Side Lengths of Right Triangles

Solving for Side Lengths of Right Triangles Answers

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1
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39✔ 51141

A
39
B
51
C
141
2
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18.9✔ 23.347.7

A
18.9
B
23.3
C
47.7
3

18.9X 23.347.7

A
18.9
B
23.3
C
47.7
4

What are the correct trigonometric ratios that could be used to determine the length of LN? Check all that apply.sin(20°) = StartFraction L N Over 8 EndFraction cos(70°) = StartFraction 8 Over L N EndFraction tan(70°) = StartFraction L N Over M N EndFraction sin(20°) = StartFraction 8 Over L N EndFraction cos(70°) = StartFraction L N Over 8 EndFraction

Question illustration
A
sin(20°) =
B
cos(70°) =
C
tan(70°) =
D
sin(20°) =
E
cos(70°) =
5

The ladder he uses makes a 75° angle with the ground. What is the shortest possible length of the ladder if the top of it is 23 feet off the ground? Round to the nearest whole number.

A
6 ft
B
22 ft
C
24 ft
D
89 ft

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