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rosijanka [135]
2 years ago
8

Hayden bought a necklace with a gemstone in the shape of a triangular prism. The base is an equilateral triangle measuring 2 cen

timeters on each side and has a base height of 1.7 centimeters. The height of the gemstone is 4 centimeters. Find the total surface area of the gemstone.
Mathematics
1 answer:
Tresset [83]2 years ago
6 0

Answer:78

Step-by-step explanation:

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A scuba diver starts at 85.6 meters below the surface and descends until he reaches 103.2 meters below sea level. How many meter
solniwko [45]
188.8 meters because you have to add 103.2+85.6 = 188.8 meters
3 0
3 years ago
Find all factors of 2x^3-3x^2-2x
Nesterboy [21]

ANSWER:

x, 2x + 1, x -2

STEP-BY-STEP EXPLANATION:

We have the following expression:

2x^3-3x^2-2x

We simplify as follows to determine the factors:

\begin{gathered} \text{ We factor the common term:} \\  \\ x\left(2x^2-3x-2\right) \\  \\ \text{ Now we factor the following term} \\  \\ 2x^2-3x-2 \\  \\ -3x=x-4x \\  \\ 2x^2+x-4x-2 \\  \\ \left(2x^2+x\right)+\left(-4x-2\right) \\  \\ x\left(2x+1\right)-2\left(2x+1\right) \\  \\ \left(2x+1\right)\left(x-2\right) \\  \\ \text{ Therefore:} \\  \\ 2x^3-3x^2-2x=x\left(2x+1\right)\left(x-2\right) \end{gathered}

The factors would be x, 2x + 1, x -2

7 0
1 year ago
D
True [87]
It is b ............
6 0
3 years ago
Simplify the expression 5 + (15 + x).<br> A. 5x + 20<br> B. x + 20<br> C. x + 5<br> D. x+ 15
allochka39001 [22]

Answer:

the answer is B

I hope you a good day!

3 0
3 years ago
Read 2 more answers
the original price of a jacket is $68. The sale price is 30% off the original price. what is the amount off the original price?​
Semmy [17]

Answer: The original price of the jacket is given in the question and it is $68.

The percent of discount given on the original price is 30%.

Then

The amount of discount given = (68 * 30/100) dollar

                                                = 20.4 dollar

The discount amount is $20.4

Now after the deduction of the sale percentage, the selling price of the jacket can be easily deduced.

Then

Selling price of the jacket = (68 - 20.4) dollars

                                        = 47.6 dollars

Step-by-step explanation:

3 0
3 years ago
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