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3 years ago

How do you write an equation for a a line perpendicular to a line with only having the equation and not graphing?

Mathematics

2 answers:

slamgirl [31]3 years ago

8 0

Perpendicular lines gradients times to get -1 so you just use a line with any y intercept but the gradient must times with the gradient you already have to get minus one.

Arturiano [62]3 years ago

7 0

Put each formula in y=mx+b form, then find the inverse of m.
Ex:
1. x+y=2
y=x-2
the inverse of 1 is -1 so the perpendicular line would be y=-x-2

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A garden is 30 feet long. a row of beans is planted every 15 inches. how many rows of beans are in the garden? a. 20 rows b. 24

Anettt [7]

Answer:

b) 24 rows

Step-by-step explanation:

12 inches = 1 foot

Since we are doing 30 feet, multiply 12 by 30

12 · 30 = 360 inches

Then, divide the total length (360 inches) by the spacing size (15 inches)

360 ÷ 15 = 24 rows total

8 0

2 years ago

— 25 — 3х + 5 or – 3х +5 — 31

zysi [14]

Answer:

both should

be equal to hope my work is correct or helps

Step-by-step explanation:

first one

-25<-3x+5 subtract 5 from both sides

-25-5=-30

5-5=0

then divide by -3

-30 divided by -3 =10

x=10

so it is equal to not less than

second one

-3x+5<-31

subtract 5 from both sides 5-5=0

-31 -5=-36

then divide both sides by -3

x=12

6 0

3 years ago

Calculate the lateral area of the following equilateral triangular-based<br>pyramid.<br>

DedPeter [7]

Answer:

81 mm^2

Step-by-step explanation:

Area= 3*6*9/2=81 mm^2

6 0

3 years ago

Write 44/3 as a whole or mixed number in simplest form.

stealth61 [152]

14 2/3 is the answer

7 0

3 years ago

Read 2 more answers

What is 67 multiplyed by 55 ?

Brilliant_brown [7]

Hi there! :)

Step-by-step explanation:

Multiply- it's going to be product. It can also multiply by the numbers, fractions, decimals, factors, and multiples.

First, multiply by the numbers.

$67*55=3685$

$335+3350=3685$

Answer: $\boxed{=3685}$

Hope this helps!

Thanks!

-Charlie

Have a great day! :)

6 0

4 years ago

Read 2 more answers