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Deffense [45]
3 years ago
10

Determine the value of x. 30° 45° 20° 60°

Mathematics
1 answer:
barxatty [35]3 years ago
7 0

Answer:

x=30

Step-by-step explanation:

x+2x+3x=180

6x=180

x=180/6=30

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Solve 2x - 11 = k for x.
denis23 [38]
2x + -11 = k

Reorder the terms:
-11 + 2x = k

Solving
-11 + 2x = k

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '11' to each side of the equation.
-11 + 11 + 2x = 11 + k

Combine like terms: -11 + 11 = 0
0 + 2x = 11 + k
2x = 11 + k

Divide each side by '2'.
x = 5.5 + 0.5k

Simplifying
3 0
3 years ago
Find the area of the figure shown below and type your result in the empty box.<br><br><br>​
lianna [129]

Answer:

did u forget to add the actual question

Step-by-step explanation:

5 0
2 years ago
Which operation should be performed first for calculations involving more than one arithmetic operation?
liq [111]
Operations are performed according to the Order of Operations. Sometimes the mnemonic PEMDAS or BIDMAS is used to remind you what the order is.

P/B - parentheses/brackets. The content of these is evaluated first.

E/I - exponents/indices. Exponentiation is done first, right to left: a^b^c = a^(b^c).

MD/DM - multiplication and division are done in order of appearance, left to right. Each has equal priority, neither is done before the other unless it appears in the expression first. a/bc = (a/b)c. ab/c = (ab)/c

AS - addition and subtraction are done in order of appearance, left to right. Each has equal priority.
_____
When functions are involved (sin( ), log( ), sqrt( ), for example), their arguments are evaluated according to the order of operations, then the function is evaluated, then the remainder of the operations are performed. For example, sin(a)^2 = (sin(a))^2. Sometimes, this is written sin^2(a).

When functions are written without parentheses around their arguments, it must be assumed that the function only applies to the first entity following the function name. log ab+c/d = (log(a)*b)+(c/d), for example, or √3x = (√3)x.
6 0
3 years ago
Isosceles triangle ABC has a perimeter of 96 centimeters. The base of the triangle is Line segment A C and measures 24 centimete
Mnenie [13.5K]
<h2>Answer:36 cm</h2>

Step-by-step explanation:

Given that ABC is isosceles triangle.

A isosceles has two sides equal an the third side is the base.

So,AB=BC                        ...(i)

Given that length of the base AC=24

Given that the perimeter of the triangle is 96

So,AB+BC+AC=96          ...(ii)

Using (i) and (ii),

AB+AB+AC=96\\2AB+24=96\\2AB=72\\AB=36cm

4 0
3 years ago
Need help plz.......
Maru [420]

Answer:

oh I see. that's an interesting question but the problem is I hate maths

8 0
3 years ago
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