Answer:
V ≈ 68.63 cm³
Step-by-step explanation:
the volume (V) of a sphere is calculated as
V =
πr³
the volume of a hemisphere is half the volume of a sphere, so
V =
×
πr³ =
πr³ , then
V =
π × 3.2³
=
π × 32.768
≈ 68.63 cm³ ( to 2 dec. places )
23
This Website helps find percent
https://percentagecalculator.net/
Answer:
50%
Step-by-step explanation:
cause 50% is 1/2 and 1/2 of 20 is 10
Answer:
sin -115 = -0.91, cos -115 = -0.42
Step-by-step explanation:
A) y= x+1
b) y= -2/3x-5
c) y=-1/2x+12
d) y= 4x-3/2
According to my calculations all the answers should be correct.