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AysviL [449]
3 years ago
7

A square base of a pyramid has the dimensions 5 yards by 5 yards. The height of one of the triangular faces is 12 yards. How can

you find the surface area of the pyramid?
Mathematics
2 answers:
attashe74 [19]3 years ago
5 0

Answer:

136.83

Step-by-step explanation:

zmey [24]3 years ago
3 0

Answer:

First, draw and label a net of the pyramid. The triangular faces have a base of 5 yards and a height of 12 yards. Find the area of each of the faces. The square base has an area of 25 yd2. Each of the triangular faces has an area of 30 yd2. Add the areas together to find the surface area: 25 + 30 + 30 + 30 + 30 = 145 yd2.

Step-by-step explanation:

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Y= 5x + 13 <br> and<br> y= x + 45
arsen [322]

Answer:

x=8 and y=53

Step-by-step explanation:

Given function:

  • y=5x+13
  • y=x+45

Find x:

  • the two equation, the x and are breaked apart..
  • so find a number that they can both equal to together and has the same y.
  • multiply by 8..
  • 5·8=40
  • combine the terms for x and 13
  • 40+13=53
  • since x is 8 then if we add 8 with 45 it should be 53...
  • 8+45=53

y is:

  • this means that y=53.

Therefore, x=8 and y=53..

7 0
3 years ago
Factor completely 3a4y3 − 12a3y2 + 6a2y.
Firlakuza [10]

Step-by-step explanation:

3a^4y^3-12a^3y^2+6a^2y=(3a^2y)(a^2y^2)-(3a^2y)(4ay)+(3a^2y)(2)\\\\=(3a^2y)(a^2y^2-4ay+2)

5 0
2 years ago
Benjamin drove a distance of 301.5 miles in
slava [35]

Answer: 67 miles per hour

Step-by-step explanation: v = \frac{s}{t} where v is velocity, s is space and t is time;

\frac{301.5 miles}{4.5 h} = 67

6 0
3 years ago
MATH TEST PLEASE HELP
DIA [1.3K]

Answer:

Step-by-step explanation:

d

5 0
3 years ago
Read 2 more answers
I need another help again my bros​
andrew11 [14]

Answer:

a = 15.59   c= 31.18

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c cos 30 = 27

c = 27/cos30

c = 31.18

3 0
3 years ago
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