2 answers:
Answer:
7
Step-by-step explanation:
The two angles + 90 degrees equals 180 degrees
So it is sufficient to say that the two angles equals 90 degrees
6r - 7 + 55 = 90
6r + 48 = 90
6r = 42
r = 7
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Answer:
Step-by-step explanation:
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6 +(3×2)
and 6-3
Answer:
true
Step-by-step explanation:
Hope this help!!!
Have a nice day!!!
Y=12.5x
because 12.5 is the constant and this is a directly proportional equation
