Answer: Hey I looked on a graphing calculator on Desmos, and its seems that this is increasing.
Step-by-step explanation:
10. acute angles: 0
Right angles: 4
Obtuse angles: 0
Perpendicular lines: 0
Parallel lines: 2
11. Acute angles: 2
Right angles: 0
Obtuse angles: 1
Perpendicular lines: 0
Parallel lines: 0
12. H
Multiply 45 degrees and 72 degrees
Remember, rise/run is the easiest way to determine slope
y=mx+b is form
mx is slope, whilst b is y int
so, answer? y=-3x-2
Or A.
Answer: 17.59 cm
Step-by-step explanation: C=2πr=2·π·2.8=17.59292 cm