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ololo11 [35]
3 years ago
10

Area of hexagon please help

Mathematics
1 answer:
podryga [215]3 years ago
3 0

\frac{ 3\sqrt{3} }{2}  \times a {}^{2}  \\  \\   \frac{ \sqrt{27} }{2} \times 7 {}^{2}  \\  \\ \frac{ \sqrt{27} }{2} \times 49 \\  \\  = 127.31cm {}^{2}

<h3>So Option D=127.3cm²</h3>

<h3>Hope This Helps You </h3>

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Solve R=M + B, for B.
musickatia [10]

Answer:

B = R - M

Step-by-step explanation:

1. R = M + B       Subtract M

2.  R - M = B

8 0
4 years ago
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monitta
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What does the symbol for factorial function (n) mean
vfiekz [6]

Answer:

see explanation

Step-by-step explanation:

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3 0
3 years ago
BRAINLIEST AND 20 POINTS
Oksi-84 [34.3K]
<span>1. Which ratios form a proportion?
a. 4/5, 20/25   -----> 4/5, 4/5 Yes
b.8/12, 18/24  -----> 2/3, 3/4 No
c. 1/3, 7/24     ------> 8/24,7/24 No
d. 2/5, 6/16</span>     -----> 2/5, 3/8 No

<span>2.Which ratio forms a proportion with 9/15 = 3/5
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b.2/3 No
c.12/30 = 2/5 No
d. 6/10</span> = 3/5 Yes

<span>3.Which proportion has cross products of 5 x 24 and 8x15?
a. 5/8=15/24 ----> 5 * 24 = 8 * 15   Yes
b.5/24=8/15  ----> 5 * 15 = 8 * 24   No
c.8/24=15/5  ----> 5 * 8 = 15 * 24   No
d. 15/8=5/24  </span>----> 15 * 24 = 5 * 8  No
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4 years ago
If tan θ = 3/2 and cos θ &lt; 0, use the fundamental identities to evaluate the other five trig functions of θ.
notsponge [240]
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9 + 4 = r^2
13 = r^2
√13 = r.

So you already have tan<span>θ, 
cot</span><span>θ= 2/3

sin</span>θ= -3/√13 BUT
you have to rationalize, so you get -3 √13/ 13

cscθ= √13/ -3

cosθ= -2/ √13 BUT
you have to rationalize, so you get -2√13/ 13

secθ= √13/ -2
4 0
3 years ago
Read 2 more answers
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