$Midpoint =\left(\frac{x_2+x_1}{2},\:\:\frac{y_2+y_1}{2}\right)\\\\\left(x_1,\:y_1\right)=\left(8,\:5\right),\:\\\left(x_2,\:y_2\right)=\left(0,\:-1\right)\\\\=\left(\frac{0+8}{2},\:\frac{-1+5}{2}\right)\\\\= (\frac{8}{2} , \frac{4}{2} )\\\\Simplify\\=\left(4,\:2\right)$

6 0

4 years ago

In how many ways can you arrange the books A, B, C, and D on a bookshelf if books A and C must remain neighboring?

e-lub [12.9K]

I believe the answer is 4

5 0

3 years ago

The radius of a cone is 5cm the heigth of the cone is 18 cm what is the volume of the cone

nikitadnepr [17]

6-8 cm is the answer!! Hope this helps!

3 0

3 years ago

Noah earns $16 per hour babysitting. At his last babysitting job, he received a tip of

nalin [4]

Answer:

He must work for 115 hours to save at least $1900.

Step-by-step explanation:

The equation that you'll use is 65+16x=1900, with x being hours. I found the answer by using 65+16(115)=1905, which is the closest number you'll get before starting to use half hours and such.

4 0

3 years ago