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2 years ago

Which of the following is NOT a recommended way of writing ratios?

Mathematics

2 answers:

Amanda [17]2 years ago

4 0

Answer:

Do not write ratios like so

2-1

Step-by-step explanation:

9966 [12]2 years ago

4 0

Answer:

I think it's 2:1 because of what I remember.

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A hat is marked down 45% and its new price is $69. What was the original price rounded to the nearest cent?

Alex Ar [27]

Answer:

$106.95

Step-by-step explanation:

45% = 0.45

1.00 - 0.45 = 0.55

$69 x 0.55 = 37.95

$69 + 37.95 = $106.95

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3 years ago

Which of the following fractions is equivalent to 4/20? 2/6 8/16 1/2 3/6 5/10 7/11

scZoUnD [109]

Answer:

1/2

Step-by-step explanation:

8 0

3 years ago

Nevermind i got the answer

Gwar [14]

Answer:

Good job! :)

Step-by-step explanation:

3 0

3 years ago

Solve for c of the right triangle

Ede4ka [16]

In order to solve this triangle we must use cosine law:
$c^{2} = a^{2} + b^{2} - 2ab*cosC$

Now let's plug in the values we are given:
$c^{2} = 5^{2} + 8^{2} - 2(5)(8) * cos 67$
$c^{2} = 25 + 64 - 80*cos67$
$c = \sqrt{80-cos67}$

5 0

3 years ago

Read 2 more answers

Help please will mark brainliest!!!

wel

93.9 or 17702.3 I think it’s the long 1 tho

7 0

2 years ago