4 years ago

The circumcenter of a regular hexagon

Mathematics

1 answer:

DENIUS [597]4 years ago

6 0

The circle that passes through each vertex of the regular polygon<span>. </span>

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The perimeter of a rectangle is 14cm. The length of the rectangle is 4 cm more than twice the width. Find the dimensions of the

sasho [114]

Answer:

length = 6 cm

width = 1 cm

Step-by-step explanation:

l = length

w = width

l = 4 + 2w

2(4 + 2w) + 2w = 14

8 + 4w + 2w = 14

8 + 6w = 14

6w = 6

w = 1

find length:

l = 4 + 2(1)

l = 6

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3 years ago

What are the coordinates of point A?

beks73 [17]

Answer:

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Step-by-step explanation:

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The sum of the first n terms of an arithmetic sequence is 242. If the first term is 12 and the last term is 42, find the value o

den301095 [7]

Answer:

Step-by-step explanation:

Sum of first n terms = 243

$a_{1} = 12 \\\\l = 42\\\\S_{n} = \dfrac{n}{2}(a_{1}+l)\\\\\dfrac{n}{2}(12+42) = 243\\\\\\\dfrac{n}{2}*54=243\\\\\\n*27=243\\\\n=\dfrac{243}{27}\\\\n=9$

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3 years ago

SOMEONE HELP ME IDC IF U DO ONE PROBLEM OR BOTH JUST PLSSS

meriva

Answer:

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3 years ago

11/12+6/10 estimate the sum or the difference

Archy [21]

Answer:

1 1/2

Step-by-step explanation:

11/12+6/10

11/12 is close to 1

6/10 is close to 1/2

1 + 1/2 is 1 1/2

my estimation is 1 1/2

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3 years ago