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Arada [10]
3 years ago
12

Find the area of the shaded region. All angles are right angles.

Mathematics
1 answer:
elena-s [515]3 years ago
5 0

Answer:

166 m^2

Step-by-step explanation:

Break the diagram into 3 rectangles:

rectangle 1 has 5 m width and 9 m length

rectangle 2 has 19 m width and 4 m length

rectangle 3 has 5 m width and 9 m length

area of rectangle 1 = l * w = 9m * 5m = 45 m^2

area of rectangle 2 = l * w = 4m * 19m = 76 m^2

area of rectangle 3 = l * w = 9m * 5m = 45 m^2

total area = area of rectangle 1 + area of rectangle 2 + area of rectangle 3

                = 45m^2 + 76 m^2 + 45 m^2

                = 166m^2

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Write 81.9 as a mixed number.
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Answer:

81 9/10

Step-by-step explanation:

6 0
3 years ago
A scientist has two solutions, which she has labeled Solution A and Solution Each contains salt. She knows that Solution A is 40
Alexxandr [17]

Answer:

Step-by-step explanation:

Let the number of ounces of

A = x

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A scientist has two solutions, which she has labeled Solution A and Solution Each contains salt. She knows that Solution A is 40% salt and Solution B is 55% salt. She wants to obtain 90 ounces of a mixture that is 45% salt. How many ounces of each solution should she use?

Our system of equations is given as

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3 years ago
Set of whole numbers less than 24
Dmitry_Shevchenko [17]

Answer:

2,4,6,8,10,12,14,16,18,20,,22

Step-by-step explanation:

4 0
3 years ago
You have a pan with a radius of 16 centimeters. if the cooking instructions say to cover the entire bottom of the pan with butte
Leno4ka [110]
Radius of the pan = 16cm

Formula for area of circle:
           
                   \boxed { \boxed { \text {Area of a circle =}  \pi r^2}}

Find the area of the pan:

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\boxed { \boxed {\text {Answer : The butter must cover 804.25 cm}^2}}


4 0
3 years ago
Factor each polynomial<br> 4z^2+4z-15
Mkey [24]

Answer:

(2z + 5)(2z - 3)

Step-by-step explanation:

4z² + 4z - 15

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2z (2z + 5) - 3 (2z + 5)

(2z + 5)(2z - 3)

7 0
3 years ago
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