Mathematics, 07.03.2020 04:47 sweetLips230

To Prove: m ∠1 = 90° - m ∠2 1. Ray ST is perpendicular to Ray SR. Definition of perpendicular lines 2. ∠RST is a right angle. Given 3. m∠RST = 90° Definition of right angle 4. m∠1 + m∠2 = m∠RST Substitution 5. m∠1 + m∠2 = 90° Angle addition theorem 6. m∠1 = 90° - m∠2 Subtraction property of equality

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To Prove: m ∠1 = 90° - m ∠2 1. Ray ST is perpendicular to Ray SR. Definition of perpendicular lines...

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