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Darya [45]
3 years ago
12

Please helppppppppppp

Mathematics
1 answer:
muminat3 years ago
6 0

surface area = (2)(5)(13)+(13)(10)+(12)(10)

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Can someone please help me with this
MArishka [77]

Answer:ok

Step-by-step explanation:

4 0
3 years ago
Using the quadratic formula I can't remember what to do next <br>​
Advocard [28]

Answer: you square root it.

5r^2/5 = 80/5 =16

Sqr root of r^2=Sqr root of 16

r=4

Step-by-step explanation:

4 0
3 years ago
A baseball team had 28 hime runs last year. This year they have 20 homeruns. What was the percent of change
dexar [7]

Answer:

28.57% drop

Step-by-step explanation:

Number of runs

  • Last year = 28
  • This year = 20

Change this year:

  • 28 - 20= 8

Change %:

  • 8/28*100  = 28.57% drop
8 0
3 years ago
1/7 (x-3) = 5/7 ? solve for x.
yuradex [85]
1/7 (x - 3) = 5/7
1/7x - 3/7 = 5/7
1/7x - 3/7 + 3/7 = 5/7 + 3/7
1/7x = 8/7
1/7x(7) = 8/7(7)
X = 56/7
X = 8
4 0
3 years ago
What’s the correct answer for this ?<br> The traffic light is approximately _____ feet tall
wlad13 [49]

Answer:

Height = 21.78 ft

Step-by-step explanation:

Tan θ = opposite / Adjacent

tan 40 = opposite / 20

where opposite is the part of the traffic light

0.839 × 20 = opposite

opposite = 16.78 ft

Now the total height of traffic light = 16.78 ft +5 ft

Total Height = 21.78 ft

8 0
3 years ago
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