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myrzilka [38]
4 years ago
11

Find the surface area of the figure below.

Mathematics
2 answers:
wel4 years ago
7 0

Answer:

108 inch.

Step-by-step explanation:

To make it a bit easier, I calculated the area of each side of the prism that was shown.

1. Start with the triangular sides: 3 × 4/2 = 6. Since there are two triangular surfaces, you add them together. In the end, you have 12 inch.

2. Calculate the surface with the dimensions 8 in. with 5 in.: 8 × 5 = 40 inch.

3. Calculate the surface with the dimensions 4 in. with 8 in.: 4 × 8 = 32 inch.

4. Calculate the surface with the dimensions 3 in. with 8 in.: 3 × 8 = 24 inch.

5. Last step - add all the results together: 12 + 40 + 32 + 24 = 108 inch.

Hope it helped!!

kicyunya [14]4 years ago
4 0

Answer:

108 i think

Step-by-step explanation:

You might be interested in
Function f(z)=2z-(3+i)
Archy [21]
F(z) = 2z - (3+i)

1) second interate for z0 = i

first iterate = f(z0) = f(i) = 2i - 3 - i = i - 3 = z1
second iterate = f(z1) = f(i-3) = 2(i-3) - 3 - i = 2i - 6 - 3 - i = i - 9

2) third iterate for z0= 3 - i

first iterate = f(z0) = f(3 - i) = 2(3-i) - (3+i) = 6 -2i -3 - i =3 - 3i = z1
second iterate = f(z1) = f(3 -3i) = 2(3-3i) - (3+i) = 6 - 6i -3 -i = 3 - 7i = z2
third iterate = f(z2) = f(3 - 7i) = 2 (3-7i) - (3+i) = 6 - 14i - 3 - i = 3 -15i = z3.

3) first iterate for z0=0.5+i

first iterate = f(z0) = f(0.5 +i) = 2(0.5+i) - (3+i) = 1 +2i - 3 - i = - 2 + i = z1

4) third iterate for z0=-2-5i

first iterate = f(z0) = 2(- 2 - 5i) - (3 + i) = - 4 - 10i - 3 - i = -7 - 11i = z1
second iterate = f(z1) = 2( - 7 - 11i) - (3+i) = -14 - 22i - 3 - i = -17 -23i = z2
third iterate = f(z2) = 2(-17-23i) -(3+i) = -34 - 46i -3 - i = -37 - 47i = z3
8 0
3 years ago
Mr. and Mrs ------ Have a number of children. if 0.83 of the childern are male, what is the least possible number of people in t
frosja888 [35]

Answer:

The least possible number of people in the family is 8.

Step-by-step explanation:

To determine the minimum number of people that make up the family, knowing that 0.83 of the children are boys, the following logical reasoning must be carried out:

Given that 0.83 is the result of 5/6, it can be said that 5 of the 6 children of the couple are boys. These 6 children must be added to the 2 fathers of the family, with which the total number of family members is 8.

5 0
3 years ago
What is the volume of a sphere with an 8 cm radius
Kitty [74]

Answer:

Approx. 2140.16 cubic centimeters

Step-by-step explanation:

Volume=\frac{4}{3}\pi r^{3}  \\V=\frac{4}{3}(3.14)(8)^{3}  \\V=4.18(8)^{3} \\V=4.18(512) \\V=2140.16

8 0
2 years ago
The function fff is given in three equivalent forms. Which form most quickly reveals the zeros (or "roots") of the function? Cho
Mazyrski [523]

Answer:

(B) f(x)=-3(x+1)(x-5)

x=5

Step-by-step explanation:

Given the three equivalent forms of f(x):

f(x)=-3(x-2)^2+27\\f(x)=-3(x+1)(x-5)\\f(x)=-3x^2+12x+15

The form which most quickly reveals the zeros (or "roots") of f(x) is

(B) f(x)=-3(x+1)(x-5)

This is as a result of the fact that on equating to zero, the roots becomes immediately  evident.

f(x)=-3(x+1)(x-5)=0\\-3\neq 0\\Therefore:\\x+1=0$ or x-5=0\\The zeros are x=-1 or x=5

Therefore, one of the zeros, x=5

3 0
3 years ago
Smart kids help me I really reallly need to do good on this test
FinnZ [79.3K]

Answer:

The approx. length of a reptile that has a mass of 20.5 grams is 75

Step-by-step explanation:

y=0.3x-2

Okay so the value for y in the equation would be 20.5 so plug the value of y into the equation:

20.5 = 0.3x-2

And we are wanting to find the approximate length of a reptile that has a mass of 20.5 grams.

1. 20.5=0.3x-2

2. 20.5=\frac{3x}{10} -2

20.5=\frac{3x}{10} + \frac{10(-2)}{10}

I would give you the whole explanation, but to save time the answer is x=75

Hope this helped you

Please give 5 stars and a thank you if correct! Have a good day!

6 0
3 years ago
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