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Mnenie [13.5K]
3 years ago
10

Hellpp mee plzzz anyonee

Mathematics
1 answer:
kozerog [31]3 years ago
4 0
On the first one you add the first 2 numbers then subtract that from 7 1/2
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Pls help will give brainliest answer and 5star
Ipatiy [6.2K]

1. Which polygon or polygons are regular?

A regular polygon is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides have the same length).

Therefore your answer is:

A. equilateral triangle

C. square


2. Which polygon is always irregular?

traingle - NOT (equilateral triangle)

trapezoid - YES

square - NOT

hexagon - NOT (regular hexagon)

6 0
3 years ago
In order to make a dozen
Stolb23 [73]

Answer:

I think it's 24

Step-by-step explanation:

3 0
2 years ago
Reynaldo drew square EFGH. Then, he drew the image of it, square E'F'G'H', 4 centimeters to the left of the original figure. Lin
OLEGan [10]

Answer:

6 centimeters

Step-by-step explanation:

Square E'F'G'H' is just square EFGH translated to the left.

It is still the same size, just in a different location.

Line segment EF is the same length as segment E'F'.

6 centimeters

3 0
2 years ago
You know that 15% of a number n is 12. How can you use this to find 30% of n? 45% of n? Explain.
Keith_Richards [23]
30% is 24
45% is 36
take 15% and multiply it by however much it takes to make the percentage than multiply that by 12
5 0
3 years ago
if each border paving stone costs $4.75, how much will the stones on the border of the patio cost if there are 324 paving stones
8_murik_8 [283]

Answer:

If there are 324 paving stones, it will cost $1539

Step-by-step explanation:

324 x 4.75 = 1539

5 0
2 years ago
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