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nikklg [1K]
3 years ago
9

A. 6n B. 3(n + 1) C. n^2 + 5 D. (n - 1)^2 + 6

Mathematics
1 answer:
Kryger [21]3 years ago
6 0
The answer is d hope it helps
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HELPPPP
lesantik [10]

Answer: R=2.75

Step-by-step explanation: How to find the radius of a sphere?

This question seems very easy at first. You only have to find the center of the sphere and measure the distance to any point on its surface. However, how can you find this center in real, physical sphere, especially when it's closed? Let's look on a two of my suggestions:

Find the diameter. You can use two parallel planes and put the sphere between them. The distance between those plates equals the diameter of a sphere.

Find the volume. Prepare a graduated cylindrical container filled with water. Put a sphere into this cylinder, then bring out the sphere and measure the volume of displaced water

3 0
3 years ago
What type of triangles did you have to construct to start the proof?
Mazyrski [523]

Answer:

You can draw a general triangle to start a proof unless you are given any specific qualities the triangle must have the triangle doesn't have to be draw to scale.

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
HELP I WILL GIVE BRAINLIEST!!!
lys-0071 [83]

<em>T= 250 + 45a.</em>

<em>Since the cost of the medicine costs $250, and there is $45 dollars per appointment then 45 a would represent the 45 dollars for every appointment she chooses to have.</em>

<em>Hope this helps and have a nice day.</em>

<em>-R3TR0 Z3R0</em>

7 0
3 years ago
A boat goes downstream from one place to another in 9 hours. It covers the same distance upstream in 11 hours. If the speed of t
Evgen [1.6K]

Answer:

198 km

Step-by-step explanation:

The speed of the boat supposed to be x km/h

(x+2)*9 = (x-2)*11

9x + 18 = 11x – 22

2x = 40

X = 20

Distance between 2 places: (20 + 2) * 9 = 198 km

Or (20 – 2 ) * 11 = 198 km

6 0
4 years ago
Driving 65 mph, it takes Alicia 2 hours to reach the airport to go on vacation. It then takers her 2 hours to get to her destina
GenaCL600 [577]
Around 765 miles is my guess.
8 0
3 years ago
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