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RSB [31]
4 years ago
8

I need help with surface area for a pyrimid please

Mathematics
4 answers:
IrinaVladis [17]4 years ago
6 0
Okay do find the area of a triangle and then add it to the area of the rectangles
exis [7]4 years ago
6 0
SA = Base Area • 2 + base perimeter • distance

SA = 1/2(12•8)+(12+10+10)•10
1/2(96)+(32•10)
48+320
SA= 368
Svetlanka [38]4 years ago
5 0
SA = Base Area • 2 + base perimeter • distance

SA = 1/2(12•8)+(12+10+10)•10
1/2(96)+(32•10)
48+320
SA= 368
kifflom [539]4 years ago
5 0
SA = Base Area • 2 + base perimeter • distance

SA = 1/2(12•8)+(12+10+10)•10
1/2(96)+(32•10)
48+320
SA= 368
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Determine LaShawn's average speed in meters per hour
abruzzese [7]
His average speed per minute is 1,448 meters per minute, and there are 60 minutes in a single hour. You would multiply 1,448 by 60 to get the answer of 86,880 meters per hour.
6 0
3 years ago
Tina wants to decorate a rectangular picture frame measuring 18 w 14 tall she has 4 ft of rope dies she have enough rope
igor_vitrenko [27]

Tina does not have enough rope to decorate the frame

Step-by-step explanation:

Tina wants to decorate a rectangular picture frame

  • The width of the frame is 18 inches
  • The length of the frame is 14 inches
  • She has 4 feet rope

We want to know if she has enough rope or not to decorate the frame

∵ The frame is in the shape of the rectangle

- The length of the rope must be equal the perimeter of the frame

∵ The perimeter of a rectangle = 2 length + 2 width

∵ The length = 14 inches

∵ The width = 18 inches

∴ The perimeter of the frame = 2(14) + 2(18) = 28 + 36 = 64 inches

∵ The length of the rope is 4 feet

∵ 1 foot = 12 inches

∴ The length of the rope = 4 × 12 = 48 inches

∵ 48 < 64

∴ The length of the rope is less than the perimeter of the frame

∴ Tina does not have enough rope

Tina does not have enough rope to decorate the frame

Learn more:

You can learn more about word problems in brainly.com/question/12148432

#LearnwithBrainly

5 0
4 years ago
1+4=5 2+5=12 3+6=21 8+11=? puzzle answer
LUCKY_DIMON [66]
Ok this is how it work:

1+4=5
2+5=12=2+1+4+5=12
3+6=21=12+3+6=21
8+11=? do the same to that take 21+8+11=40

ask me if you don't get it. I explain it further.
3 0
3 years ago
Round 4.77 to the nearest whole number.
loris [4]

Answer:

5

Step-by-step explanation:

5 is a whole number is the nearest to 4.77

8 0
3 years ago
Which expressions are equivalent to 3(x + 3y + 2x − y )?
valina [46]
3(3x+2y) and 9x+6y.....
5 0
3 years ago
Read 2 more answers
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