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Get ready for Precalculus

Course: Get ready for Precalculus > Unit 5

Lesson 3: Solving triangles using the trigonometric ratios
Math
Get ready for Precalculus
Get ready for vectors and matrices
Solving triangles using the trigonometric ratios
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Solve for an angle in right triangles

CCSS.Math: HSG.SRT.C.8
Google Classroom
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Problem

angle, B, equals
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
degrees
Round your answer to the nearest hundredth.
A right triangle A B C. Angle A C B is a right angle. Angle A B C is unknown. Side B C is two units. Side A B is seven units.
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Stuck?