2 answers:
Answer:
(2) 68°
Step-by-step explanation:
Since the required <u>m</u><u> </u><u>angle</u><u> </u><u>B</u><u> </u><u>=</u><u> </u><u>68</u><u>°</u>
It would be (3) because the measure of angle B is simply 180 degrees minus the measure of angle ACD
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Step-by-step explanation:
it would be 45 if you add it as 21 but you didn't put another symbol hope I can help :)
Answer:
126
Step-by-step explanation:
d=rt
divide by r on both sides
d/r = t
300/60 =t
5=t
t=5 hours
d=rt
d/t =r
250/4.5 =r
55.5555555=r
55 5/9 miles per hour
Answer:
12x+4y=40
-4 -4
---------------
12x=36
--- ---
12 12
36÷12=3
Answer: -3,7
Step-by-step explanation:
