Answer:
x=10
Step-by-step explanation:
1/5 X- 2/3=4/3
+2/3 +2/3
1/5x=6/3
1/5x=2
*5 *5
x=10
Joey's average speed is 1.5 hours for 1 km
Answer:
y=3/4x-2
Step-by-step explanation:
y=mx+b
the b is the y-intercept so find the y-intercept of the line:
which is -2
the slope you need to find two points and look how many times do you need to rise or run to get the answer: 3/4
Hope this helps!
Answer:
9 inches
Step-by-step explanation:
The volume of a pyramid is given as:

where l = length of base of pyramid
w = width of base of pyramid
h = height of pyramid
The volume of the cylinder is already known (
) and the other two dimensions are known as 5 in and 7 in.
From the formula of the volume of the pyramid, the height of the pyramid is given as:

Hence, the height of the pyramid is:

The pyramid's height is 9 inches.
<h3>Answer:</h3>
<u>Volume of hemisphere = 2/3πr³</u>
- 2/3 × 3.14 × 3.1³
- 187.08/3
- 62.36 or 62.4 rounded.