3 years ago

Find the distance between two points (-8, 4) and (9, 8)

Mathematics

1 answer:

RoseWind [281]3 years ago

8 0

Answer:

Length between two points:

${ \bf{length = \sqrt{ {9}^{2} - {( - 8)}^{2} + {8}^{2} - {4}^{2} } }} \\ = \sqrt{65}$

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Evaluate the following expression when x = 6 and y = 2:

Liula [17]

Answer:

11/2

Step-by-step explanation:

$\frac{ {x}^{2} + {y}^{3} }{2 + x} \\$

when,

$x = 6 \\ y = 2$

Now substitute the value we get,

$\frac{ {6}^{2} + {2}^{3} }{2 + 6} \\ \\ = \frac{36 + 8}{8} \\ \\ = \frac{44}{8} \\ \\ = \frac{11}{2}$

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3 years ago

A certain rectangle is 5 times as long as it is wide. Suppose the length and width are both tripled. The perimeter of the second

astraxan [27]

It is tripled as well. You are tripling every distance and thus tripling the sum of the distances as well.

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4 years ago

Which could be the dimensions of a rectangular prism whose surface area is greater than 140 square feet? Select three options. 0

olya-2409 [2.1K]

Answer:

I think the answers are...

B. 6 feet by 5 feet by 4 feet

C. 7 feet by 6 feet by 4 feet

D. 8 feet by 3 feet by 7 feet

(I'm so sorry if it's wrong)

Hope this Helps!

4 0

3 years ago

Read 2 more answers

Help!!

hjlf

Answer: 1/2

Explanation: There are 5 vowels and 5 consonants in the word believable. So to find the consonant, you have to do a fraction with consonant as numerator and the total number of letters as the denominator. Since there are 5 consonants and 10 letters in total, the simplest form will be 1/2.

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3 years ago

Two angles form a straight angle. One angle measures 89'. What is the measure of the other angle

OleMash [197]

A "straight angle" is a straight line.
The angle of a straight line is 180 degrees.
The value of 2 angles add together to make 180
One of the angles = 89 degrees
The value of the second angle = 180-89 = 91

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4 years ago

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