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AysviL [449]
3 years ago
14

Diagonals are always perpendicular in a

Mathematics
1 answer:
IrinaK [193]3 years ago
6 0

Answer:

Rhombus n square

Step-by-step explanation:

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professor190 [17]
THE first option is correct
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A leprechaun places a magic penny under a​ girl's pillow. The next night there are 2 magic pennies under her pillow. Each night
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Answer:

  • tn = 2097152 pennies
  • tn = 20971.52 dollars.

Step-by-step explanation:

A surprisingly large amount of money.

The question is "Does the amount of money just double or do the previous amounts add to the present amount?"

I think it just doubles. Not only that, but she can't spend any of it until night 22 is reached.

  • tn = a*2^(n - 1)
  • a = 1   She starts with 1 penny.
  • n = 22
  • tn = 1*2^(22 - 1)
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A right triangle has an area of 21 m2 . The dimensions of the triangle are increased by a scale factor of 4. What is the area of
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Step-by-step explanation:

When you increase the dimensions of a right triangle by a scale factor of 4, you increase the area by a factor of 4 squared or 16.

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3 years ago
A marble jar contains 1 blue, 2 green, 3 red, and 5 yellow marbles. If a single marble is drawn at random from the jar, what is
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4/11

Step-by-step explanation:

1 blue, 2 green, 3 red, and 5 yellow marbles.= 11 marbles

P( blue or red) = number of blue or red / total

                        = 4/11

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What is 3940 times 4869
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Step-by-step explanation:

4869 x 3940 = 19183860

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