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Leona [35]
2 years ago
15

PLEASE HELP PLEAAE HURRY ANS NO LINKS PLEASE I REALLY NEED THE ANSWER

Mathematics
1 answer:
lara [203]2 years ago
6 0
-3 is the answer let me know if you need the work
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Desi is looking at his calculator, which is shaped like a rectangular prism, and estimates it is about 3 in. wide, 4 in. tall, a
madreJ [45]
We know that 1 ft = 12 in.
The dimensions of the trunk of a car:
4 ft = 48 in wide, 3 ft = 36 in deep,  2 ft = 24 in tall.
V = 48 * 36 * 24 = 41,472 in³
41,472 in³ ≈ 4 * 10^4 in³
And the volume of the calculator:
V ( calc. ) = 3 * 4 * 12 = 144 in³
Answer:
Desi`s error is D ) The volume of the calculator is not about 60 in³.
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3 years ago
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Question 6
Katarina [22]
12.5 minutes becuase 25ft divided by 2 ft is 12.5
4 0
3 years ago
Expand the expression 2(3a+2b)<br>a. 6a + 2b <br>b. 5a + 4b<br>c. 6a + 4b<br>d. 10ab​
Alexeev081 [22]

Answer:

The answer is letter C 6a +4b.

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3 years ago
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Gia opened two savings accounts at two different banks. One account earns an annual 3.4% simple interest, and the other earns ha
Harlamova29_29 [7]

Answer:

The correct option is;

A. $76.50

Step-by-step explanation:

To solve the question, we note the formula for simple interest = Principal × Rate × Time/100

That is

S.I. = \frac{Principal \times Rate \times Time}{100} = \frac{P \times R \times T}{100}

Where:

P = Principal Amount = $500.00

R = Interest Rate = 3.4%

T = Time period = 3 Years

Therefore,

S.I. = \frac{500 \times 3.4 \times 3}{100} = \$51

For the second account, we have

P = Principal Amount = $500.00

R = Interest Rate = 3.4/2% = 1.7 %

T = Time period = 3 Years

Therefore,

S.I. = \frac{500 \times 1.7 \times 3}{100} = \$25.5

Therefore, the total interest she have earned in three years is $51 + $25.5 = $76.5

6 0
3 years ago
CD and EF are parrellel to AB.They divide the area of triangle PAB into three equal parts. If PE=1, what is AC?
andrew11 [14]

Answer:

AC is approximately 0.3178

Step-by-step explanation:

The given parameters are;

In ΔPAB

CD ║ EF ║ AB

The area of triangle ΔPEF = 1/3 × area of triangle ΔPAB

Therefore, PE = 1/√3·PA

PA = √3

We have area of ΔPCD = 2/3 × area of triangle ΔPAB

∴ PC = √(2/3) × PA = √(2/3) × √3

PC = √2

Therefore, AC = PA - PC = √3 - √2

AC = √3 - √2 ≈ 0.3178

4 0
3 years ago
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