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kotykmax [81]
3 years ago
14

Help me plz I don’t know this question it’s math

Mathematics
1 answer:
qaws [65]3 years ago
4 0
The perimeter of ∆ABC is 79 because you just add them all up
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What is the remainder R when the polynomial p(x) is divided by (x - 2)? Is (x - 2) a factor of p(x)?
puteri [66]

Answer:

The answer can be calculated by doing the following steps;

Step-by-step explanation:

5 0
3 years ago
The swimming team has competed in 45 races this season. They have won 30 races so far. How many races will the team need to win
tatuchka [14]

Answer:

15 races

Step-by-step explanation:

The team has competed in 45 and has won 30. So the success rate is:

Success rate is:

Sccess\ rate=r= \frac{30}{45}*100\\ =66.7\ percent

We have to find the number of races the team needs to win for 75% success rate

Which means that

r = \frac{30+x}{45+x} = 0.75\\

We have to solve the equation for x

\frac{30+x}{45+x}=0.75\\ 30+x = 0.75(45+x)\\30+x=33.75+0.75x\\x-0.75x=33.75-30\\0.25x=3.75\\x=\frac{3.75}{0.25}\\ x=15

The team needs to win 15 races to get 75% success rate ..

4 0
3 years ago
The area of a rectangle is 35 cm2 what could the length of the 4th sides be
Talja [164]

Answer:

Step-by-step explanation:

Area of a rectangle is length times width.  Since a rectangle has four sides, there will be two sides that have the length size and two with the width.  Anyway, now we need to find what numbers multiply together to make 35.

7 and 5 are the only whole numbers that multiply together to make 35, so those hve to be the length and width.  So two sides opposite each other are going to be 7 cm and the other two are going to be 5 cm

6 0
2 years ago
Help with homework please
BabaBlast [244]

Answer:

1

Step-by-step explanation:

Start at -0.5 and go toward 0.5.

From -0.5 to zero, it's a distance of 0.5.

From zero to 0.5, it's also a distance of 0.5.

Add the two distances, 0.5 + 0.5 = 1.

The distance between -0.5 to 0.5 is 1.

6 0
3 years ago
On a recent trip to the convenience store, you picked up 4 gallons of milk, 6 bottles of water and 5 snack size bags of chips. Y
bearhunter [10]

Answer:

Milk $3.60

Water $1.80

Chips $0.90.

Step-by-step explanation:

If w = cost of 1 bottle of water, m = cost of 1 gal of milk and c cost of 1 bag of chips we have.

4m + 6w + 5c  = 29.7

Also we have w = 2c and m = 1.8 + w.

From the first equation we have c = w/2.

So substituting for c and m in the initial equation we have:

4(1.8 + w) + 6w + 5(w/2) = 29.7

7.2 + 4w + 6w + 2.5w = 29.7

12.5w = 22.5

w = 1. 80.

So c = w/2 = 1.8/2 = 0.90.

and  m = 1.8 + 1.8 = 3.60.

8 0
3 years ago
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