Answer:
12 cm
Step-by-step explanation:
12x15 (150)
2160/180
= 12 cm
The undefined term that can contain parallel lines are line.
Answer:
A
Step-by-step explanation:
supplementary angles add up to 180
angle cgr and kga are vertical angles so they are equal
that makes the two angles in question add up to 180
I got 27.5 for the mean
mean: you add up all the #'s and divide them my their quantity( in other words by how many numbers there are)
In your case you have 8 numbers, you add them and divide them by 8!
Hope it helps ;)
Answer:
492.99
Step-by-step explanation: x = amount invested at 12%
y = amount invested at 9%
---
x + y = 20287
0.12x = 0.09y + 492.99
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put the system of linear equations into standard form
---
x + y = 20287
0.12x - 0.09y = 492.99
