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Maru [420]
3 years ago
8

Which expression is equivalent to (4+6i)^2

Mathematics
1 answer:
Talja [164]3 years ago
3 0

answer is A.) -20+48i

hope this helps

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Three times a number t minus twelve equals forty
tekilochka [14]
3 · t - 12 = 40

3t - 12 = 40    |add 12 to both sides

3t = 52    |divide both sides by 3

t = 52/3

t = 17 1/3
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3 years ago
Colby wants to set up square tiles on the top of a wooden box. The top of the wooden box is a rectangle 7 1/2 inches long and 5
Andrei [34K]
Yes he can, because when the area of the top of the box is divided by 3/4, you get a whole number, meaning there would be no tile pieces left over, which means that he could cover the top. SEE PICTURE FOR WORK.

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An artist sculpted a scale model of a giraffe for the zoo gift shop. The artist used the scale 1 inch: 4 feet to create the scal
iogann1982 [59]

Answer:

The scale model giraffe is 5 inches tall.

Step-by-step explanation:

Since the artist sculpted the figure of the giraffe with a scale of 1 inch = 4 feet, and that the real giraffe that lives in the zoo is about 20 feet, to determine the size of the sculpted giraffe to scale it is necessary to perform the following calculation:

20/4 = X

5 = X

Thus, the scale sculpted giraffe that will be sold in the gift shop measures 5 inches.

5 0
3 years ago
Write the number of measures (sides/angles/diagonals) needed to construct the following :
gladu [14]
  • Square <em>:</em><em>4</em><em> </em><em>sides</em><em>,</em><em>each</em><em> </em><em>side</em><em> </em><em>9</em><em>0</em><em> </em><em>degrees</em><em> </em><em>.</em><em>.</em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em>:each angle is 90 degrees

: 4 diagonals

  • Rectangle: 4 sides..4 angles..2 diagonals..
  • Rhombus : <u>4</u><u> </u><u>sides</u><u>.</u><u>.</u><u>2</u><u> </u><u>angles</u><u>.</u><u>.</u><u>.</u><u>2</u><u> </u><u>diagonals</u><u>.</u><u>.</u>
  • Parallelogram : 4 sides..4 angles..2 diagonals..
  • Quadrilateral: 4 sides...4 angles...4 diagonals..

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3 0
2 years ago
Is this triangle congruent by
Alenkasestr [34]

Answer:

SAS

Step-by-step explanation:

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