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anastassius [24]
3 years ago
10

Express 3*(4*5) as a common fraction given a*b= ab/a+b .

Mathematics
1 answer:
NISA [10]3 years ago
8 0

Answer:3 ⋅ ( 4 ⋅ 5 ) = 23 a ⋅ b = a ( b a ) + b = a = 2

Step-by-step explanation:

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Henry mowed 37 lawns out of 60 lawns. what percent of the lawns does henry stilln need to mow
Anarel [89]

Answer:

38 %  

Step-by-step explanation:

1. Percent of lawns mowed

\text{Percent} = \dfrac{\text{Lawns mowed}}{\text{No. of lawns}} \times 100 \% = \dfrac{37}{60} \times 100 \% = 62 \%}

2. Percent of lawns unmowed

% Unmowed = 100 % - 62 % = 38 %

Henry still needs to mow 38 % of the lawns.

7 0
3 years ago
You put 5000 and a bank account that will give you 2% interest on the money in the account every year how much money will be in
ANEK [815]

Answer:

$7,429 I think (it has to be 20 characters ignore this part)

8 0
3 years ago
A dog eats 2/5
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3 years ago
Look at the figure:
photoshop1234 [79]
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7 0
3 years ago
Find the area of the triangle. Round the answer to the nearest tenth. A. 4.4 square units B. 5.2 square units C. 6.8 square unit
icang [17]

Answer:

A. 4.4 units²

Step-by-step explanation:

Area of a Triangle: A = 1/2bh

sin∅ = opposite/hypotenuse

cos∅ = adjacent/hypotenuse

Step 1: Draw the altitude down the center of the triangle

- We should get a perpendicular bisector that creates 90° ∠ and JM = KM

- We should also see that we use sin∅ to find the <em>h</em> height of the triangle and that we use cos∅ to find length of JM to find <em>b</em> base of the triangle

Step 2: Find <em>h</em>

sin70° = h/3.7

3.7sin70° = h

h = 3.47686

Step 3: Find <em>b</em>

cos70° = JM/3.7

3.7cos70° = JM

JM = 1.26547

Step 4: Find entire length base JK

JM + KM = JK

JM = KM (Definition of Perpendicular bisector)

2(JM) = JK

2(1.26547) = 2.53095

b = 2.53095

Step 5: Find area

A = 1/2(3.47686)(2.53095)

A = 4.39988

A ≈ 4.4

8 0
3 years ago
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