Answer:
Step-by-step explanation:
Comment
The angle supplementary to x and 3x are equal.
Supplementary angles = 180
Solution
x + 3x = 180
4x = 180 Divide by 4
4x/4 = 180/4
x = 45
The angle supplementary to x is 3x
3x = 3*45
3x = 135
This angle is vertically opposite y. Vertically opposite angles are equal. So y = 135
Answer
x = 45
y = 135
31.
There's a pattern, +1, +2,+3,+4 ect.
the difference from 40000 to the future value in 2020, namely 5 years later is simply the yield or interest amount.

Answer:
sq rt 74 which is approx 8.6
Step-by-step explanation:
use distance formula
Answer:
359/4
Decimal: 89.75
Step-by-step explanation: