redpanda13000 redpanda13000

04-04-2018
Mathematics

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Two angles are complementary. The measure of ∠ABC is x° and the measure of ∠DBC is (3x + 10)°. What is the value of x?

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dannielle dannielle

04-04-2018

x+3x+10=90
4x=90-10
4x=80
x=20

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ghaydasaleemi29 ghaydasaleemi29

24-04-2019

Answer: x = 20

Step-by-step explanation:

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