Answer:
80:120
Step-by-step explanation:
20 x 4 = 80
30 x 4 = 120
By solving it in your head
Answer:
The missing angle is equal to 90 degrees
Step-by-step explanation:
If both line u and line v are parallel, and line v and the unnamed line are perpendicular; it implies that line u and the unnamed line are also perpendicular.
Answer:
,
Step-by-step explanation:
Use the quadratic formula to solve for all real solutions.
Quadratic formula:
Plug in and solve:
Since that's the farthest we can simplify to, your answers would be the positive and negative versions of the expression:
and
Combine like terms: 5.2x + -5.2x = 0.0
1.5x = 12.3 + 0.0 1.5x = 12.3
Divide each side by '1.5'.<span>x = 8.2</span><span>
Simplifying
x = 8.2
</span>