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Karo-lina-s [1.5K]
4 years ago
12

Can someone please help me with this math problem?? It’s Special Right Triangles: Decimal Answers ! Round to the nearest tenth.

I will really appreciate it thank you !

Mathematics
1 answer:
Art [367]4 years ago
6 0

Answer:

c = 1.4

d = 8

Step-by-step explanation:

In a 45-45-90 triangle, the legs are equal and the hypotenuse is √2 times that.

2 = c √2

c = 2 / √2

c = 1.4

In a 30-60-90 triangle, the hypotenuse is 2 times the short side, and the long side is √3 times the short side.

d = 2 × 4

d = 8

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Whats the quotient 2x − 3 x ÷ 7 x2
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Answer:

the quotient is another word for division so the quotient in this equation is:

2x − 3 x ÷ 7 x2

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3 years ago
Help me please i need your help
marishachu [46]

Answer:

\large\boxed{\boxed{\underline{\underline{\maltese{\pink{\pmb{\sf{\: SOLUTION: \: \: \: \: (3x + 4)^{2}}}}}}}}}

Step-by-step explanation:

The given statement is;: 'I think of a number, multiply it by 3, add 4 & square the result.'

At first, let's take the unknown number as 'x' . (asked in the question).

So, the number we think about = x

Now, we need to multiply it by 3. So,

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In the next part, we need to add 4 to it so,

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Now, by squaring the result, we'll get the expression as,

  • <u>(3x + 4)²</u>

<u>____________</u>

Hope it helps!

\mathfrak{Lucazz}

4 0
3 years ago
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Q. If the vertex of a parabola is (3,5), what is the axis of symmetry?
ASHA 777 [7]

Answer:

x=5

Step-by-step explanation:

3 0
4 years ago
A Florida factory produces reels at a rate of 800 per day,every day,in April they are forced to cut their production by 1/5 dues
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4 years ago
What's the solution for 2x 7y=2 x y=-1
Lerok [7]
<span>Simplifying

(2x + -7y ) = 0

Multiply
(2x + -7y) * (x + y) </span><span>
(2x * (x + y) + -7y * (</span><span>x + y)) = 0
</span>((x * 2x + y * 2x) + -7y * (x + y)) = 0<span>

</span>Reorder the terms:
((2xy + 2x2) + -7y * (x + y)) = 0
((2xy + 2x2) + -7y * (x + y)) = 0
(2xy + 2x2 + (x * -7y + y * -7y)) = 0
(2xy + 2x2 + (-7xy + -7y2)) = 0<span>

Reorder the terms:
(2xy + -7xy + 2x2 + -7y2) = 0
</span>
<span>Combine like terms: 2xy + -7xy = -5xy
(-5xy + 2x2 + -7y2) = 0

</span>Solving -5xy + 2x2 + -7y2 = 0<span>

Solving for variable 'x'.

Factor a trinomial. 
(2x + -7y)(x + y) = 0
</span>



5 0
3 years ago
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