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k0ka [10]
2 years ago
5

Hey guys! Can anyone help me out with this question?? I'm really confused. Thanks!

Mathematics
1 answer:
lions [1.4K]2 years ago
7 0

Answer:

No, yes, no, yes

Step-by-step explanation:

Lines are only perpendicular if their gradients multiply to -1.

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maurice has 54 fewer comic books than rebecca.they have 130 comic books together .How many comic books are in maurices collectio
eduard
Answer

Rebecca has 76 comic books
Maurice has 54 comic books

Step-by-step

Since there are 54 fewer comics and together they have 130 comics, you should subtract 54 from 130. Once you do that your answer will be 76; and that is how many comics Rebecca has. And 76+54=130 so Maurice has 54 comics
3 0
4 years ago
Simplify the radical expression. Show all your steps. <br><br> √363 - 3√27
siniylev [52]

Answer:

2 sqrt(3)

Step-by-step explanation:

Simplify the following:

sqrt(363) - 3 sqrt(27)

sqrt(27) = sqrt(3^3) = 3 sqrt(3):

sqrt(363) - 33 sqrt(3)

sqrt(363) = sqrt(3×11^2) = 11 sqrt(3):

11 sqrt(3) - 3×3 sqrt(3)

-3×3 = -9:

11 sqrt(3) + -9 sqrt(3)

11 sqrt(3) - 9 sqrt(3) = 2 sqrt(3):

Answer: 2 sqrt(3)

3 0
3 years ago
Andre is a salesman and his assigned territory has a radius of 45 miles. What is the area of Andre’s sales territory? Use 3.14
Delvig [45]

hi

formula for cicrle circumference is 2 *radius*Pi

as radius is 45, Pi is 3.14....

I let you do the math...

7 0
3 years ago
What does slope?<br> example of slope?
iren2701 [21]
Rise over run would be a thing to start with since you use graphs<span />
8 0
3 years ago
Read 2 more answers
Rene made a 90 % on her math test. If she answered 20 problems correctly , how many problems were on the test ?
MakcuM [25]

Answer:

Rene made = 90 on her math test

If she answer =20problems correctly

we know,

how many problem were there = ?

there where = 90-20

= 70

There where 70 problems

8 0
3 years ago
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