3 years ago

A line contains the points (4,2) and (0,-1).Which is thge equation of the line

1 answer:

3 0

Y = 3x/4 - 1

Taking (-1-2)/(0-4) gives the slope of the line to be 3/4. Substituting x = 0 gives the y-intercept as -1.

You might be interested in

Interior angle of triangles

Neporo4naja [7]

I'm not sure what you are looking for. If you want to know the total number of degrees that interior angles of triangles total, they add up to 180°.

Hope this helps! :)

7 0

3 years ago

A 12-sided die is rolled. The set of equally likely outcomes is {1,2,3,4,5,6,7,8,9,10,11,12}. Find the probability of rolling a

Vesnalui [34]

Answer:

1/12

Step-by-step explanation:

There are 12 equally likely outcomes. 1 of the outcomes is a 2. So the probability is 1/12.

4 0

3 years ago

Read 2 more answers

Surface area of hemisphere with diameter of 18

saul85 [17]

Answer:

In terms of pi: 243 $\pi$

in decimal form: 763.407

Step-by-step explanation:

to find surface area of a hemisphere the formula is,

$3\pi r^{2}$

diameter (d) = 18

radius = d / 2 = 18 / 2

radius = 9

$3\pi (9)^{2} \\3\pi (81)\\243\pi \\OR\\763.407$

6 0

2 years ago

What is the expanded form of the first factor?

Ede4ka [16]

B is the right answer

8 0

3 years ago

Read 2 more answers

Please help will give brainliest

Ronch [10]

Answer:

A+B=180°(linear pair)

a+ 52°=180°

a=180°-52°

a=128° is your answer

6 0

3 years ago