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MA_775_DIABLO [31]
4 years ago
12

Ur answer will be marked as brainliest...

Mathematics
1 answer:
Julli [10]4 years ago
6 0

Answer:

92.75 cm^2

Step-by-step explanation:

Area of triangle ADC

= (1/2)×4.5×12 = 27

Area of triangle ACB

=(1/2)×12×5 = 30

Find AB using pythagoras theorem on triangle ABC:

AB^2 = 5^2 + 12^2 = 25 + 144

AB^2 = 169

AB = 13cm

Area of triangle AGB

= (1/2)×13×5.5 = 35.75

Total area = sum of the areas of the 3 triangles found above

= 27 + 30 + 35.75 = 92.75 cm^2

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A. in terms of the number of marked elk, what is the relative frequency of male elk, female elk, adult elk, and baby elk? write
mash [69]

The relative frequency of the marked elks are:

  • Male Elk  = 7/30
  • Female Elk = 4/15
  • Adult Elk= 173/450
  • Baby Elk = 26/22

<h3>How to determine the relative frequency?</h3>

From the complete question, we have:

  • Male = 105
  • Female = 120
  • Adult =  173
  • Baby = 52
  • Total = 450

The relative frequency of each is then calculated as:

Male Elk = 105/450

Male Elk  = 7/30

Female Elk = 120/450

Female Elk = 4/15

Adult Elk= 173/450

Baby Elk = 52/450

Baby Elk = 26/22

<h3>The number of Elks in the park</h3>

Using the data in (a), we can conclude that:

There are 105 male, 120 female, 173 adult, and 26 baby in the park

Read more about frequency table at:

brainly.com/question/1094036

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4 0
2 years ago
I WILL GIVE BRAINIEST!
Novay_Z [31]
Range is the value of y
f(x)=-x²+5
when x=-1, f(x)=-(-1)²+5=4
when x=2, f(x)=-(2)²+5=1
so 1<y≤4
the second piece: f(x)=2x-3
when x=2, f(x)=2(2)-3=1
when x=5, f(x)=2(5)-3=7
so 1≤y<7

union of the two parts of y: 1≤y<7
[1,7) is the answer. 
3 0
3 years ago
F. Rotated 90° about (0,0)
ASHA 777 [7]

Answer:

see explanation

Step-by-step explanation:

Under a clockwise rotation about the origin of 90°

a point (x, y ) → (y, - x ) , then

R(2, - 1 ) → R'(- 1, - 2 )

S(4, 0 ) → (0, - 4 )

T(1, 3 ) → T'(3, - 1 )

7 0
3 years ago
Y = 4/2 x - 4 y intercept and the slope
Komok [63]

Answer:

y intercept is (0,-4) slope is 4/2

Step-by-step explanation:

If you plug 0 into x you get the y-intercept, because to for a y-intercept x=0.

The slope is the number attached to the x.

5 0
4 years ago
What is the answers to<br><br> 2.7=8.1/p,p=0
adell [148]

Answer:8.1/2.7/0

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