What 3D figure/shape is it?
Answer:6 × 5 and 5 + 5 + 5 + 5 + 5 6 + 6 + 6 + 6 + 6
Step-by-step explanation:
Mean is basically the average of all the numbers. To find a mean one would have to add up all the numbers together then divide by the numbers available. For an example to find the mean for the following numbers (5,4,6,7) One would have to add up all the numbers then divide them by 4. So 22/4= 5.5 would be the mean.
Answer:
D) The number of bacteria decreases by 7% each hour.
Step-by-step explanation:
Exponential functions describe situations where values do not increase at a linear or constant rate. Adding or subtracting every year or hour will result in a linear function, so A, B, and C are incorrect.
Answer:
39°
Step-by-step explanation:
<u>Internal angles of the triangle are: </u>
<u>Angle x is:</u>
- x = 180° - (60° + 81°)
- x = 180° - 141°
- x = 39°