3 years ago

NUMBERS #31-38 //I NEED CHECKED!!!SOMEONE HELP ME PLEASEEE ❤️

1 answer:

7 0

The answer to the questions.

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ryzh [129]

Answer:

- 3108

Step-by-step explanation:

The sum to n terms of an arithmetic series is

$S_{n}$ = $\frac{n}{2}$ [ 2 $a_{1}$ + (n - 1)d ]

Substitute the given values into the formula

$S_{24}$ = $\frac{24}{2}$ [ (2 × - 26) + (23 × - 9) ]

= 12 ( - 52 - 207 )

= 12 × - 259 = - 3108

5 0

3 years ago

Alexxx [7]

Answer: it is dilation

Step-by-step explanation: i took the exam

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3 years ago

Savatey [412]

Answer:

40%

Step-by-step explanation:

(21-15)/15=0.4

0.4×100=40

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3 years ago

dusya [7]

18cm (A). Remember to get the radius when you have the circumference is to ALWAYS divide it by 2. 36/2 = 18

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3 years ago

ra1l [238]

Answer:

Note that it is not a perfectly elastic result so it is <em>irrational</em><em> </em>

7 0

3 years ago