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ra1l [238]
3 years ago
5

Plz helpppp I need these questions in 3 min

Mathematics
1 answer:
vesna_86 [32]3 years ago
5 0
Yes, what are your questions?
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4 5/6+3/5= my daughter is needing help she's in the 5th grade
V125BC [204]

Answer:5 13/30

Step-by-step explanation:

4+5/6 + 3/5

5/6 +3/5

Find LCD of 5/6 and 3/5

25/30 + 18/30

43/30= 1 13/30

4+1+13/30= 5 13/30

7 0
3 years ago
Read 2 more answers
2. A prototype of a part is to be fabricated using stereolithography. The base of the part is shaped like a right triangle with
mafiozo [28]

Answer:

T_{m} =1.53 hr

Step-by-step explanation:

In your question 30mm should be the thickness. Also, the minimum possible time is required.

SOLUTION:

The part should be oriented on its side in stereo lithography, thus laser Area A is same for all layers.

A= 1/2 (b x h) =>0.5 (36 x 38)

A= 864 mm²

Time to complete one layer 'T' is same for all layers

T= [(A/spot size x velocity)+ last time]

T=[(864/ 0.15x2200) +25]

T=27.62 sec

Number of layers 'n' is given by:

n= t/ layer thickness =>30/0.15

n= 200 layers.

Next is to determine minimum possible time required,

T_{m} = n x T =>200 x 27.62

T_{m} =5524 s /60

T_{m} =92.06 min/60

T_{m} =1.53 hr

7 0
3 years ago
The use of a song to learn and retain information is called?
Sophie [7]

<em>The use of a song to learn and retain information is called " Music Mnemonics"</em>

5 0
3 years ago
Hey, here are all the problems. Im not sure how to do this and my teacher isnt giving me much time. Help would be apricated
Anton [14]

Answer:

Step-by-step explanation:

9x+8x+5+11=  17x+16

-5x-2x-7+6=   -7x-1

-x-5x-9-4=   -6x-13

3x-x-4+7=    2x+3

7x-5x+4-5=  2x-1

2x+7x-3+11=  9x+8

-4x+6x-5-8=  2x-13

12x-2x-14-3=  10x-17

5x-5x+4-12=  -8

Hope this helps (brainliest is appriciated)

5 0
3 years ago
C2 - 6c-5<br> Evaluate the expression when c = -2
vivado [14]
-2(2)-6(-2)-5
-4+12-5
Answer is 3
3 0
3 years ago
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