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Jobisdone [24]
3 years ago
12

Please help plssssssss

Mathematics
2 answers:
sergey [27]3 years ago
8 0

Answer:

.38

Step-by-step explanation:

Given that they have green eyes, we only look at the green row

Total is 3+5+5 = 13

Red hair is 5

P( red hair ) red / total = 5/13 =.384615385

irina [24]3 years ago
7 0

Answer:

<u>Condition</u><u> </u><u>relative</u><u> </u><u>frequency</u><u> </u><u>is</u><u> </u><u>0</u><u>.</u><u>3</u><u>8</u>

Step-by-step explanation:

P( red hair given that has green hair ):

{ \boxed{ \bf{P( \frac{red}{green}) }}}

From baye's theorem:

P( \frac{R}{G} ) =  \frac{P(RnG)}{P(G)}

{ \sf{ =  \frac{5}{(3 + 5 + 5)} }} \\  \\  = { \sf{ \frac{5}{13} }} \\  \\  = { \sf{0.384615…}}

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Order these numbers from least to greatest. −270 , 16310 , −503 , −16.5
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3 years ago
The lengths of the sides of a rectangle are 12.4 and 26. What are the measures of the angles between its diagonals? Round your a
Sergeu [11.5K]

Answer:

129 and 51 degrees.

Step-by-step explanation:

Drawing a diagonal gives us a triangle  with the opposite side = 12.4 and the adjacent side = 26.

tan x = 12.4 / 26

x = 25.497 degrees.

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8 0
3 years ago
Please help!!!! i don’t understand any of this and really need it.
astraxan [27]

Answer:

B) 3.2 mi

Step-by-step explanation:

1. The midpoints: midpoint formula = <em>((x₁ + x₂)/2, (y₁+ y₂)/2)</em>

upper = ((6 + -4)/2, (8 + 0)/2) --><em> (1, 4)</em>

lower = ((-8 + 2)/2, (3 + -5)/2) --><em> (-3, -1)</em>

2. Distance: distance formula = <em>√((x₁ - x₂)² + (y₁ - y₂)²)</em>

√((1 + 3)² + (4 + 1)²) = √(16 + 25) = √41 ≈ 6.403... ≈ <em>6.4</em>

3. Scale: 6.4 * 0.5 mi = 3.2 mi

5 0
3 years ago
I need some help.. fraction: {5⁷}{5²}
Anvisha [2.4K]

Step-by-step explanation:

\dfrac{5^7}{5^2}\qquad|\text{use}\ \dfrac{a^n}{a^m}=a^{n-m}\\\\=5^{7-2}=5^5

3 0
3 years ago
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