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High school geometry

Course: High school geometry > Unit 2

Lesson 1: Rigid transformations overview
Math
High school geometry
Transformation properties and proofs
Rigid transformations overview
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Find measures using rigid transformations

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Problem

Triangle triangle, A, B, C is translated 6 units to the left and 1 unit up to create triangle, A, prime, B, prime, C, prime.
A right triangle A B C translated as triangle A prime B prime C prime. Segment B C has the length of two units. Angle A prime is eighteen degrees. Segment A prime B prime is six point one units.
What is the area of triangle, A, B, C?
  • 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
square units
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