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GREYUIT [131]
3 years ago
8

All pictures are below please help Sandi had the following problem on her math test: . She showed her work on the test as follow

s: Given: Step 1: Step 2: Step 4: Step 5: In at least two paragraphs, explain the steps Sandi took to arrive at her answer. If she made any errors in her process clearly explain what she did wrong and how she could have made the error. If there is an error, provide the correct steps in your explanation of Sandi’s work. Use correct math terminology wherever appropriate.

Mathematics
1 answer:
Lunna [17]3 years ago
8 0

Answer:

18

Step-by-step explanation:

6×4 +2 :2 - 7

24 +1 - 7

25 - 7

18

1 step 6×4

2step 2:2

3step 24 +1

4step 25 - 7

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Suppose a triangle has two sides of length 2 and 3 and that angle between these two sides is 60 degrees. What is the length of t
Arturiano [62]

Answer:

Apply cosine rule:

c²=b²+a²-2ba cosC

C= pi/3 = 180/3 = 60 degrees

cosine 60 deg = 0.5

c²=2²+3²-[2×2×3×0.5]

c²=7

c=√7

c=2.645 ;length of third side of angle

Step-by-step explanation:

6 0
3 years ago
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jolli1 [7]

Answer:

The Answer is <u>30</u>

Step-by-step explanation:

I took the quiz :)

5 0
3 years ago
What is the solution to StartFraction h over negative 24 EndFraction less-than-or-equal-to 18?
attashe74 [19]

Answer:

h greater-than-or-equal-to negative 432

Step-by-step explanation:

\frac{h}{-24} \leq 18

* multiply each side by -24 *

\frac{h}{-24} *-24=h\\-24*18=-432

IMPORTANT NOTE: when multiplying an inequality by a negative number you must flip the sign. So if the inequality sign was once facing the constant ( 18 ) then it will flip and face the variable ( h )

Thus,

h ≥-432

Which can also be expressed as h is greater than or equal to negative 432

Extra notes: You only have to flip the inequality sign if it's being multiplied by a negative number. Meaning if its multiplied by a positive number then the inequality sign does not flip.  

7 0
3 years ago
Read 2 more answers
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azamat

Answer:

33=2x+y, 48=3x+y

Step-by-step explanation:

Sorry my internet isn't working well. Go to math-way and put that in and it will give you the answer :)

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1+x > or = 0 → x>-1
{x ∈ R for x> =0}
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4 years ago
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