Which of the following is equivalent to √20

A. 4
B. 5√2
C. 2√5
D. 20

Answers

Answer 1

Answer: Answer is 4 because it can be multiplied by 5

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Alexandra complete 40 percent of a 50-question assignment.how many questions did she complete?.

Answers

50/100=0.5 - 1% answer
0.5*40=20 answers
Answer: Alexandra complete 20 answers

Glven a right triangle with the legs measuring 5 meters and 12 meters, use the Pythagorean theorem to solve for the hypotenuse. 12 meters
13 meters
14 meters
15 meters

Answers

Answer:

15 meters

Step-by-step explanation:

Hypotenuse: 15 meters

What is the factorization of : -2/18f + 2/42

Answers

$-(2)/(18)f +(2)/(42) =\boxed{\bf{-2\left((1)/(9)f-(1)/(21)\right)}}$

I need help I’m really struggling

Answers

Answer:

Last choice. √14/√14

Step-by-step explanation:

Multiplying by the reciprocal of the denominator would "cancel" the denominator, but To rationalize the -√14, you have to multiply it by √14 and you need an equivalent of 1 to keep the terms equal. So the numerator and denominator have to be multiplied by the same thing.

Ken grew 4/5 of an inch last year. Saying grew 3/8 of an inch. Who grew more and that by how much?