Answer:
B, C, and D
Step-by-step explanation:
Just some simple maths, look at it like railroad tracks and act it out as such, with lines a and b being parallel. Angle 6 is 75, Angle 1 is 105
Answer:
64
Step-by-step explanation:
i calculated using https://www.calculator.net/triangle-calculator.html :/
1hr 6min left because all you have to do is keep subtracting
Y=2 by the method of substitution (x is 7).
Answer:
(a) 4
(b) 2/3
Step-by-step explanation:
(a) 4y+3=19
4y=19-3
4y=16
y=4
(b) 12n-3=5
12n=5+3
12n=8
n=8/12
n=2/3