Answer:
Its the first option
Step-by-step explanation:
Answer:
There are two options: b)
, c)
.
Step-by-step explanation:
By Trigonometry, we know that function tangent is equal to the following identity in terms of functions sine and cosine:
(1)
If we know that
and
, then
. Hence, we have two possibilities: b)
, c)
.
The two sides are equal and for that reason DE = CE as shown below :
AD = BC, DF = GC
E = A(F) and E = BG, therefore A(F) = BF
<h3>Description of rectangle</h3>
Now we all know that a rectangle has four edges which are A, B, C, D.
when we divide the bottom line, which is the line from point C to D into three parts we will have ( DF, FG, and GC )
From the question we know that DF = GC
E is the intersection of A(F) and BG
we can now Prove that DE = CE.
since D and C are point included in E and since this is a rectangle
AD = BC, DF = GC
E = A(F) and E = BG, therefore A(F) = BF
DE = CE
We can conclude by saying that in a rectangle two sides are equal and for that reason DE = CE
Learn more about Rectangle : brainly.com/question/22148953
Answer:

Step-by-step explanation:
1) Subtract 40 from both sides.

2) Simplify -16 - 40 to -56.

3) Divide both sides by -8.

4) Two negative numbers makes a positive.

5) Simplify 56/8 to to 7.

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Answer:
see explanation
Step-by-step explanation:
Inequalities of the type | x | > a always have solutions of the form
x < - a or x > a, thus
2x + 1 < - 5 OR 2x + 1 > 5 ( subtract 1 from both sides of both inequalities
2x < - 6 OR 2x > 4 ( divide both sides of both inequalities by 2 )
x < - 3 OR x > 2