Answer:
(1,-4)
Step-by-step explanation:
Answer:
0.399
Step-by-step explanation:
3 4
0.057
x 7
_________
0.399
55 degrees
The supplementary angle is 55 because 180-125=55
Then subtract the interior angles 180-75-55=55
Answer:
Step-by-step explanation:
a + b = 3b
a = 3b - b
a = 2b
a/b = 2/1
a:b = 2:1