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densk [106]
3 years ago
13

7. If x = 2 and t =4, what is the

Mathematics
1 answer:
Degger [83]3 years ago
5 0

Answer:

32

Step-by-step explanation:

(2×3 - 4)(4×2+8)

(6-4)(8+8)

2×16

32

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Are the two triangles below similar?<br>PLEASE HELP ME!!!!!!!!!!​
dimulka [17.4K]

Answer:

im going with number 3 sorry if im wrong

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Can someone explain which one it is and how they got the answer
VladimirAG [237]

Option D:

Measure of arc BEC = 228°

Solution:

Given angle A = 114° and vertical angle of A = 0.

<em>If two chords intersect inside the circle, then the measure of each angle is one half of the sum of the measures of the arcs intercepted by the angle and its vertical angle.</em>

$\Rightarrow \angle A = \frac{1}{2} (ar \ BEC + vertical \ ar A)

$\Rightarrow 114^\circ = \frac{1}{2} (ar \ BEC + 0)

$\Rightarrow 114^\circ = \frac{1}{2} (ar \ BEC)

Multiply by 2 on both sides, we get

$\Rightarrow 2\times 114^\circ = 2\times \frac{1}{2} (ar \ BEC)

$\Rightarrow 228^\circ = (ar \ BEC)

Measure of arc BEC = 228°

Option D is the correct answer.

8 0
3 years ago
Simplify the expression the root of negative one all over the quantity of four minus three i minus the quantity of two plus five
svlad2 [7]
We will break this down into its parts:
We know that this is a fraction where the numerator is √(-1) = i
The denominator:
4 - 3i - (2 + 5i); we put 2 + 5i in brackets because we are to subtract its quantity.
Simplifying the denominator:
4 - 3i - 2 - 5i
= 2 - 8i
Now, we write the expression in fractional form:
i / (2 - 8i)
To remove an imaginary number from the denominator, we multiply and divide by its conjugate. The conjugate of a + bi is a - bi
i(2 + 8i) / (2² - (8i)²)
= (-8 + 2i) / (4 + 64)
= -2/17 + i/34
4 0
4 years ago
Given m∥n, find the value of x.
Dafna1 [17]

Answer:

x = 20

Step-by-step explanation:

The 2 given angles are alternate interior angles and are congruent, thus

7x - 3 = 6x + 17 ( subtract 6x from both sides )

x - 3 = 17 ( add 3 to both sides )

x = 20

3 0
3 years ago
A washer and a dryer cost $713 combined. The washer costs $37 less than the dryer. What is the cost of the dryer
77julia77 [94]

Answer:

375

Step-by-step explanation:

713 - 37 = 676

676 divided by 2 = 338

That would be the washer but we need to add the 37 again for the dryer

338 + 37 = 375

3 0
4 years ago
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