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Mama L [17]
3 years ago
7

Geometry Help? Plz I Beg Of You!! *pic inside*

Mathematics
1 answer:
Natalija [7]3 years ago
7 0
1a) if all the angles are perpendicular, they all =90°
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Write the point-slope form with two points ..of the given line that passes through the points (0, -3) and (4, 1). Identify (x1,
frez [133]
You need to find the slope too.
m  =  \frac{y2 - y1}{x2 - x1}  =  \frac{ - 3 - 1}{0 - 4}  =   \frac{ - 4}{ - 4}  =  \frac{1}{1}
point slope formula y - y1 = m(x - x1)
use (0, -3)
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3 years ago
Karen spent all but $8 of her savings in three stores. In each store she spent $2 less than half of what she had when she went i
maksim [4K]

Answer:

36 dollars

Step-by-step explanation:

We need to think backwards to solve this question.

(8 - 2) x 2 = 12

(12 - 2) x 2 = 20

(20 - 2) x 2 = 36

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2 years ago
Solve the system by substitution.<br> y = 3x + 28<br> y = -4x
Mazyrski [523]

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(-4, 16)

Step-by-step explanation:

3 0
3 years ago
What is the square root of <br> X of the power of 2 -1 =80?
zepelin [54]

Answer:

x=6561

Step-by-step explanation:

We can solve this equation for x to get

\sqrt{x} -1=80\\\\\sqrt{x} =81\\x=(81)^2\\\\x=6561

5 0
3 years ago
Sophie is ordering a taxi from an online taxi service The taxi charges $3.50 just for the pickup and then an additional $1.25 pe
coldgirl [10]

Answer:

$8.50

And I’m sorry it looks like a number is missing from the second question

Step-by-step explanation:

3.5+(4*1.25)=8.5

5 0
2 years ago
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