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Eddi Din [679]
3 years ago
10

PLEASE HELP REALLY FAST!!! 18 POINTS!!

Mathematics
1 answer:
Sati [7]3 years ago
8 0

Answer:

30.5

0<h<10 =5

10<h<20 =15

20<h<30 =25

30<h<40 =35

40<h<50 =45

50<h<60 =55

multiply by frequency

5*1=5

15*4=60

25*7=175

35*2=70

45*3=135

55*3=165

add

=610

610 divided by 20 =30.5

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Valentin [98]

Answer:

A) 4 groups of 9 negatives

Step-by-step explanation:

-36/4

-9

This means we have 4 groups of 9 negatives

7 0
3 years ago
I need help on this?
ValentinkaMS [17]

Answer:

49º

Step-by-step explanation:

6 0
3 years ago
the base of a triangle is 5/8. The height is 1/3 feet. how much greater is base of the triangle than the height?
maks197457 [2]
Namely, how many times does 1/3 go into 5/8?  well, is their quotient,

\bf \cfrac{\quad \frac{5}{8}\quad }{\frac{1}{3}}\implies \cfrac{5}{8}\cdot \cfrac{3}{1}\implies \cfrac{15}{8}\implies 1\frac{7}{8}
6 0
3 years ago
Put answer in coordinate form: 2x + 2y = -2 and 9x - 6y = 36
zhannawk [14.2K]
Coordinate form is (x,y) using the variables respectively.

2x+2y=-2
-2y
2x= -2-2y
/2

x=-1-y

9x-6y=36
9 (-1-y)-6y=36
-9-9y-6y=36
+9.
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-15y=45
/-15
y=-3

x=-1-y
x=-1- (-3)
x=2

answer: (2,-3)
5 0
3 years ago
the diameter of the sphere is 7 inches. What is the circumference of a cross section through the center of the model?
Lerok [7]

Answer:

<h2>10.9955742876</h2>

Step-by-step explanation:

Circumference is 2r × Pi. Circumference of half is 2r × Pi / 2

3 0
3 years ago
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