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Kryger [21]
2 years ago
14

Can someone please help me with this

Mathematics
2 answers:
Sholpan [36]2 years ago
6 0

Answer:

39 sq inches

Step-by-step explanation:

lana66690 [7]2 years ago
6 0
39 square inches

You need the area of the square base
Area = side^2
A = 3 x 3 = 9

And the 4 triangle sides.
Area of a triangle = 1/2(base)(height)
a = 1/2 (3)(5) = 7.5

We have 4 of those triangles on this shape
4 x 7.5 = 30

Add the triangles to the base for goal surface area
30 + 9 = 39 square inches
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Complete this conversion. given: 10 mm = 1 cm given: 100 cm = 1 m find: 7.5 m = ___ mm
krek1111 [17]
We have that
10 mm is equal to -------> 1 cm----> multiply by 100
10*100 mm is equal to -------> 1*100 cm
1000 mm is equal to -------> 100 cm
and
we know that
100 cm is equal to-------> 1 m
therefore
1000 mm is equal to -------> 100 cm
100 cm is equal to-------> 1 m

1000 mm is equal to--------> 1 m
  X mm-----------------> 7.5 m
x-7.5*1000-----> x=7500 mm

the answer is
7500 mm

3 0
3 years ago
$30 before tax <br> discount 20% tax 6.4% <br> tip 15%
jeyben [28]

Answer: $30.44

Step-by-step explanation:

$30 20% of tht is 6

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tax is 6.4% which is 1.94

24+1.94 which equals $25.94

tips is 15% 4.5 so we add that to $25.94

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4 0
2 years ago
Read 2 more answers
The rule below shows how to find the position of an object thrown upward with initial velocity of 15 feet per second. Which answ
nekit [7.7K]

Here we're applying a basic physics rule for vertical motion where the only pull on the object is gravity.


This rule has the form


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o o


To adapt this rule to this particular question replace h with 0, as the

o

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o


Replace "a" with (-32.2 ft/(sec^2); this is the acceleration due to gravity.


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F(t) = 15t - 16.1t^2. Thus, Choice D is correct.


Please note: To avoid confusion, please use " ^ " to denote exponentiation:


F(t) = -16t^2 + 15t

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3 years ago
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