Answer:
∠D = 13°
Step-by-step explanation:
∠A and ∠D are vertical angles and thus are congruent, hence
x - 2 = - 3x + 58 ( add 3x to both sides )
4x - 2 = 58 ( add 2 to both sides )
4x = 60 ( divide both sides by 4 )
x = 15
∠D = x - 2 = 15 - 2 = 13°
Answer:
False
Step-by-step explanation:
All <em>measures</em> of triangle add up to 180°
the third measure is not .
<em>plz mark me brainliest ;)</em>
Answer:
60 years
Step-by-step explanation:
Answer:
16x+21
Step-by-step explanation: