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Sine rule question with combined triangles
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2 votes
Sine rule question with combined triangles

Sine rule question with combined triangles-example-1
User Satevis
by
7.0k points

1 Answer

4 votes

Answer:

Angle BDC measures 98°.

Set your calculator to degree mode.

(sin C)/17.2 = sin(47°)/14.5

sin C = 17.2sin(47°)/14.5

C = 60.174°

x = angle DBC = 180° - (98° + 60.174°)

= 21.826°

User Chris Saxon
by
8.3k points
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