Answer:
49
Step-by-step explanation:
To complete the square we use the formula:
So we can plug in 14 for b to find c.
Now this equation can be factored into:
The answer is D I believe.
9514 1404 393
Answer:
4 hours 40 minutes
Step-by-step explanation:
The appropriate relation is ...
time = distance/speed
time = (3800 km)/(900 km/h) +(400 km)/(900 km/h) = (38+4)/9 h
= 14/3 h = 4 2/3 h
Seema's flight time is 4 hours 40 minutes.
__
2/3 of 60 minutes is 40 minutes
The answer is 105 because 180-75=105
9514 1404 393
Answer:
100°
Step-by-step explanation:
Opposite angles in an inscribed quadrilateral are supplementary:
x° +80° = 180°
x° = 100° . . . . . . . subtract 80°
