You can tell if lines are perpendicular or not by seeing if meet in a right angle. A right angle is like a square, and the lines would have to be 90 degrees.
One example is when the two lines (horizontal and vertical) meet each other at the ends.
(You MUST make sure that they are directly horizontal and vertical. If not, they will either be acute or obtuse).
I hope this helped!
Answer:
2 times
Step-by-step explanation:
1/3=.33 and 3/4=.75,so .33*2 is .66,which is still smaller than .75
Mark me brainliest if this helped :D
Answer:
welp ok
Step-by-step explanation:
For this equation we are factoring. When you do this. You get the answer of:
(-3x²+8x-7)