Answer:
the mean is 83.6
Step-by-step explanation:
Answer:
b = 110°
Step-by-step explanation:
The sum of angles in a trapezoid is 360°
Summing the angles we get:
65°+55°+130°=250°
Then subtracting this value from 360° we get:
360°-250°=110°
Final answer of 110°
Answers:
a= 5x±
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6
u=± 
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2
<h2>Brainliest please!!!! It took me a while to figure this out!</h2>
Answer:
19. D
20. A
Step-by-step explanation:
19. Tan= opp/adj
20. Sin= opp/hyp
Answer:
3 hours 8 minutes
Step-by-step explanation: