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larisa [96]
2 years ago
11

În triunghiul ascuțitunghic ABCABC, punctul HH este ortocentrul său. Dacă măsura unghiului \angle BHC∠BHC este 130^{\circ}130 ∘

, iar \dfrac{\angle ABC}{5}=\dfrac{\angle ACB}{8} 5 ∠ABC ​ = 8 ∠ACB ​ , atunci măsura unghiului \angle ABC∠ABC este: bai baietei si fetite lasati ph ul si ajutati-ma si pe mn ca scoate diriga cureaua . Daca nu ma ajutati muie
Mathematics
1 answer:
Ahat [919]2 years ago
8 0
I need the points,I apologize.I also don’t understand this language lol.
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COMPLETING THE SQUARE<br> X^2– 2x +
Studentka2010 [4]

Answer:

x^2 -2x + 1

Step-by-step explanation:

Think of a quadratic equation as

ax^2 + bx + c

x^2 -2x +

Comparing the two equations

a = 1 ,  b = -2,  c = ?

c becomes the missing part

Divide b by 2

-2/2 = -1

square the result

-1^2

= 1  this is what to add to get a perfect square

x^2 -2x + 1

(x - 1)^2

6 0
3 years ago
Given f(x)= -x+15, what is f(-3) A.-45 B.12 C.18 D.45
lina2011 [118]
So you just subsitute -3 for x
f(-3)=-(-3)+15
f(-3)=3+15
f(-3)=18
answer is C
18
8 0
3 years ago
1.) what is the length of the diagonal for the given rectangular prism to the nearest whole unit?
N76 [4]
The answer is D.10 at least
3 0
2 years ago
What is a correct name for the angle shown?ROZROLSO ZRTSOZSRTST
Shalnov [3]

Given: Different points and an angles as found in the image

To Determine: The correct name of the angle shown

Solution

An angle is formed when two lines meet at a point. This is as shown below

Let us apply the above to the given image

The angle formed is shown by the red arc.

Hence, the correct name of the angle shown is ∠

7 0
11 months ago
What is 23/40 as a percent? Show work please :)
dezoksy [38]

Answer: 57.5%

Step-by-step explanation:

Because....

23/40 =

23 ÷ 40 =

0.575 =

0.575 × 100/100 =

0.575 × 100% =

(0.575 × 100)% =

57.5%

* <em>Therefor, the correct answer would be 57.5% .</em>

<em>* Hopefully this helps:) Mark me the brainliest:)!!!</em>

6 0
3 years ago
Read 2 more answers
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