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forsale [732]
3 years ago
14

What is the perimeter of rectangle with the sides 8cmand 12cm

Mathematics
2 answers:
erik [133]3 years ago
6 0

Answer:

The correct answer is 40 cm.

Lerok [7]3 years ago
6 0
40cm in perimeter and the area is 96 just that you know
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Which of the following describes the zeroes of the graph of f(x) = 3x6 + 30x5 + 75x4?
andre [41]

we have

f(x)=3x^{6}+30x^{5}+75x^{4}    

<u>Find the zeroes of the function</u>

f(x)=3x^{6}+30x^{5}+75x^{4}  

f(x)=3x^{4}(x^{2}+10x+25)

 f(x)=3x^{4}(x+5)^{2}  

The zeroes of the function are

x=-5 -------> with multiplicity 2

x=0 -------> with multiplicity 4

therefore      

<u>the answer is the option </u>

–5 with multiplicity 2 and 0 with multiplicity 4    

see the attached figure

7 0
3 years ago
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Zhang says ABC is congruent to ADC. Explain the error in Zhang’s work.
Aleks04 [339]
Hard question there bud
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4 years ago
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Ms.Vogel is riding the stationery bike at the gym. She completes 61 7/8 wheel rotations every 1/2 minute. What is ms. Vogels uni
Drupady [299]

Ms. Vogels unit rate is 123\frac{3}{4} rotations per minute.

Step-by-step explanation:

Given,

Rotations completed in 1/2 minute = 61\frac{7}{8}=\frac{495}{8}\ rotations

\frac{1}{2}\ minute=\frac{495}{8}\ rotations

For unit rate, we will multiply both sides with 2

2*\frac{1}{2}\ minutes=\frac{495}{8}*2\\\\1\ minute = \frac{495}{4}\ rotations\\\\ 1\ minute = 123\frac{3}{4}\ rotations

Ms. Vogels unit rate is 123\frac{3}{4} rotations per minute.

Keywords: unit rate, fraction

Learn more about fractions at:

  • brainly.com/question/8799684
  • brainly.com/question/8618791

#LearnwithBrainly

4 0
4 years ago
(−5x 2 squared +6x+7)+(−x2 squared +4x)= please help me will mark brainliest.
Flura [38]

Answer:

I believe it equals -6x²+10x+7

Step-by-step explanation:

6 0
3 years ago
What are the multiples of 44?
denis-greek [22]
The multiples of 44 are 44, 88, 132, 176, 220, and so on. Each number that comes after increases by 44.
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3 years ago
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