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3 years ago

Use the slope formula to find the missing coordinate.

Mathematics

1 answer:

DIA [1.3K]3 years ago

8 0

Let the missing value = x

Slope is the change in y over the change in x:

3 = (x-2)/ (8-3)

3 = (x-2) / 5

Multiply both sides by 5:

15 = x-2

Add 2 to both sides:

X = 17

The missing coordinate is 17

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A prism with a square base has a height of 15cm and a volume of 735cm3. Find the length of each edge of the base.

denis-greek [22]

Answer:

The length of each edge of the base is 7cm.

Step-by-step explanation:

The volume of a prism with square base is given by:

$V = l^{2}h$

In which l is the length of each edge of the base and h is the height.

A prism with a square base has a height of 15cm and a volume of 735cm3.

This means that $V = 735, h = 15$

$V = l^{2}h$

$735 = 15l^{2}$

$l^{2} = \frac{735}{15}$

$l^{2} = 49$

$l = \pm \sqrt{49}$

Length is a positive measure. So

$l = 7$

Volume in cm³, so the length of each edge is in cm.

The length of each edge of the base is 7cm.

6 0

3 years ago

Determine whether these functions are invertible. Find inverses of the invertible functions.

Flauer [41]

B) is not invertible, while the others are.
a) The inverse is x+2
c) The inverse is $\sqrt{x}$
d) The inverse is $\sqrt[3]{x}$

6 0

3 years ago

How do I solve this?

ziro4ka [17]

Answer:

YZ= 2.8

Step-by-step explanation:

3n+5=8n-9

-3n -3n

5=5n-9

+9. +9

14=5n

14÷5

2.8=n

8 0

3 years ago

Ill give Brainliest. please explain your answers. im so confused on these questions :((

Katen [24]

Answer:

I'll answer the first one. Neither vehicles are crossing the speed limit since both are under 40mph.

Step-by-step explanation:

6 miles every 10 minutes = 36 miles every hour.

15 miles every 25 minutes = 36 miles every hour.

Speed limit = 40 mph

Neither vehicles are crossing the speed limit since both are under 40mph.

Hope this helped! :))

8 0

3 years ago

Abe spent $144.00 for four bags of grass seed. How much did he spend on each bag

EastWind [94]

Answer:

Abe spent 36 dollars on each bag

Step-by-step explanation:

divide 144 by 4 (because there are 4 bags in total, and he spent 144 dollars)

the answer will be 36

3 0

3 years ago

Read 2 more answers