Answer:
x = 28
Step-by-step explanation:
The sum of the angles in a straight angle = 180°
Sum the angles and equate to 180
2x + 20 + 3x + 20 = 180
5x + 40 = 180 ( subtract 40 from both sides )
5x = 140 ( divide both sides by 5 )
x = 28
Answer:
2664.3
Step-by-step explanation:
The volume of a sphere is
V = 4/3 πr³
Multiply the radius (which is the diameter divided by 2), 8.6 by itself 3 times, and them multiply it by pi and 4/3 to achieve a volume of 2664.31 or aproximatley 2664.3.
Answer:
-0.5, negative 1 over 5, 1 over 9, 1
Step-by-step explanation:
Hope this helps! :) please mark me as brainly :)
10512 is the answer since you just move the decimal place over to the right three times.
20 raise the power 7
Step-by-step explanation:
Which clearly means 20 × itself 7 times
