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muminat
3 years ago
13

Which expression represents the change from a $20 bill when you purchase an item that costs d dollars

Mathematics
1 answer:
Anettt [7]3 years ago
6 0
Expression that represents the change from $20 after the purchase of an item that costs d dollars is:
20-d
You might be interested in
Geometry. Very basic.
AveGali [126]

Answer:

A)10.25 cm ; B)5 square cm  

Step-by-step explanation:

A)

Formula:

p=(a+b+c)         [p= perimeter ;  a,b , and c are the side lengths.]

∴The perimeter of the triangle =(4+2.75+3.5) cm  

                                                =10.25 cm

B)

Formula:

A = 1/2 . b .h    [A=area ; b= base ; h= height]

∴The area of the triangle = (1/2 . 4 . 2.5) square cm    [b=4 ; h=2.5]

                                         =5 square cm  

6 0
3 years ago
PLEASEEE!!! HELP ME!! ​
sdas [7]

Answer:

A). 23

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Alguien me puede explicar los binomios en matematica, porfavor :)
Keith_Richards [23]

Answer: SEE EXPLANATION (en ingles)

Step-by-step explanation:

A binomial is an algebraic expression of the sum or the difference of two terms.  

En espanol: Un binomio es una expresión algebraica de la suma o la diferencia de dos términos.

7 0
3 years ago
Can some one answer this Answer please?
solmaris [256]
Answer
40
Explanation
It’s 40 because if you do 20/3 x 2/2 you will get 40/6
3 0
3 years ago
Which expression is equivalent to √900f^6/100g^4
krek1111 [17]

Answer:

A

Step-by-step explanation:

c and d cannot be since the answer to sqrt((900f^6)/(100g^4)) is 3f³/g²

and not 30f something.

the best answer I see is correct is a.

6 0
3 years ago
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