Answer:
Step-by-step explanation:
a)


Answer:
18.95(0.3+0.1)
Step-by-step explanation:
Add the parenthesis and then multiply it to the cost to get the answer
Answer:
19.05 ft
Step-by-step explanation:
-Given Hypotenuse=22 ft and the base length is 11 feet.
-We apply the Pythagorean theorem to find the height:

Hence, the stair's height is 19.05 ft
0.005 would be 5/1000 because how I know if it is 10ths or 100ths or 1000ths I count all the number on the right side of the decimal, hoped this could help!
Answer:
B) Inside the nucleus of an atom are protons and electrons.
Explanation:
Inside the nucleus of an atom are protons and neutrons. Electrons orbit (kind of?) away from the nucleus.