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SashulF [63]
3 years ago
8

explain how to write and solve an equation to find an unknown side length of a rectangle when given the perimeter.

Mathematics
1 answer:
Trava [24]3 years ago
5 0
A squared plus b squared = c squared will help
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Wendy bought a wallet for $16.99, a key case for $10.95, and a duffle bag for $15.99. Including a sales tax of 5%, what was the
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The answer is $46.12
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3 years ago
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Drew has more than 4 times as many baseball cards as mark. Katie has fewer than half as many cards as mark. Mark has m baseball
Sphinxa [80]

Answer:

Cards with Mark = 30

Cards with Drew  = 120

Cards with Katie = 12

Step-by-step explanation:

The complete question is

Drew has 4 times as many baseball cards as Mark. Katie has 3 fewer than than half as many cards  as Mark. In all they have 162 baseball cards. How many does each have?

Solution -

Let the number of cards with Mark be "X"

Number of cards with Drew = 4 *X = 4X

Number of Cards with Katies = 0.5 X -3

Sum of all the cards is equal to 162

X+4X + 0.5 X -3 = 162

5.5 X = 165

X = 30

Cards with Mark = 30

Cards with Drew = 4 * 30 = 120

Cards with Katei = 15-3 = 12

5 0
3 years ago
Match the term with the formula needed to find it.<br> Geometry
Anni [7]

Answer:

The area is pie times radius^2

The diameter is 2 times radius

The circumference is 2 times pie times radius or pie times diameter

Step-by-step explanation:

5 0
3 years ago
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A bag contains 3 red,4 green, and 5 blue marbles. Three marbles are drawn at random. What is the probability that all three are
Reptile [31]

Answer:

1/22

Step-by-step explanation:

assuming that the marbles drawn are not replaced:

P(red) = 3/12 or 1/4

P(green) = 4/11

P(blue) = 5/10 or 1/2

multiply the probabilities together:

1/4 x 4/11 x 1/2 = 1/22

8 0
2 years ago
1. Find the compound interest and maturity value if P = P43,000, with a rate of 5% is compounded semi-annually for 6 years.​
Leno4ka [110]

The Answer is that the present value of $100 is $100. Because this $100 dollar is deposited today so the time is equal to zero and when time is zero the value of amount is the value of amount itself.

7 0
2 years ago
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