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djverab [1.8K]
3 years ago
12

SOMEONE PLS HELP ME WITH ASAP

Mathematics
2 answers:
Levart [38]3 years ago
7 0

Answer:

area of trapezium in terms of x=1/2*x(x+3+x+1)

Step-by-step explanation:

ollegr [7]3 years ago
6 0

Answer:

(x^2 + 2x) cm^2

Step-by-step explanation:

Area of trapezium = 1/2 (a+b)h

= 1/2 [(x+3)+(x+1)] (x)

=1/2 (2x+4)(x)

= 1/2 (2x^2 + 4x)

= x^2 + 2x

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The figure on the right is a scaled copy of the figure on the left. R O Q P K J M L Which side in the figure on the right corres
lesya692 [45]

The scaled copy of a shape is the enlarged or compressed copy of the shape.

  • The side that corresponds to segment PL is ST
  • The scale factor is 1/3

From the figure (see attachment), we have the following similar sides:

  • Sides WR and NO
  • Sides RV and OM
  • Sides VU and MQ
  • Sides UT and QL
  • Sides TS and LP

This means that the corresponding segment of segment PL is segment ST

Also, the side of the larger polygon is three times the sides of the smaller polygon.

This means that,  the scale factor is 1/3

Read more about dilation at:

brainly.com/question/10253650

6 0
2 years ago
Find the sum of the first 8 terms in the geometric sequence: 1, 3, 9, 27,
Butoxors [25]

The sum of the first 8 items in the geometric sequence:1, 3, 9, 27, ...etc is 3280.

Step-by-step explanation:

The given is,

            sequence: 1,3,9,21,.. etc

Step:1

           The given is based on multiplication of 3 to previous number,

           ( x - previous number, next number = 3 × x )

            First term : 1

            Second term : 1 × 3 = 3

           Third term : 3 × 3 = 9

            Fourth term : 9 × 3 =27

            Fifth term : 27 × 3 = 81

            Sixth term : 81 × 3 = 243

            Seventh term : 243 × 3 = 729

            Eighth term : 729 × 3 = 2187

Step:2

            Sum of first 8 terms = 1 + 3 + 9 + 27 + 81 + 243 + 729 + 2187

                                              = 3280

            Sum of first 8 terms = 3280

Result:

           The sum of the first 8 items in the geometric sequence:1, 3, 9, 27, ...etc is 3280.

                                       

7 0
2 years ago
Subtract-2x^2-6x+10 from -2x +9
sesenic [268]

Answer:

-4x0 -6x -1

Step-by-step explanation:

I believe its true.

8 0
1 year ago
A traditional, physical bank with online options is a type of online bank.
Dafna1 [17]

Answer:

True

Step-by-step explanation:

It is still a traditional bank. The online option is there for your convenience, but doesn't make the bank all online. Hope this helped!

6 0
2 years ago
Find the common ratio for the following sequence: 11, 121, 1331, 14641, ...<br><br> PLZ HELP!!!!!!
frez [133]

Hi There!

The answer is multiplying by 11. Throughout the sequence you multiply 11 by the number before to get the next number. For example, the next number in the sequence is 14641 x 11 = 161051.

Hope This Helps :)

8 0
3 years ago
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