Step-by-step explanation:
radius=6cm.
π=22 over 7
circumference=2πr
circumference=2×22 over7×6
circumference=51.04cm
There should be 283.9. (rounded to the nearest unit). :) <span />
Answer:
total ground and wall angle is 90°
beam angle with ground= 51
beam angle with wall =39
because total angle=angle with ground + angle with wall
angle with wall=total angle-angle with ground
angle with wall= 90-51=39
Answer:
Graph is not listed
Step-by-step explanation:
