2 years ago

Knowing that sin 30º = 1/2 what is a?

Mathematics

1 answer:

dimulka [17.4K]2 years ago

7 0

Answer:

Step-by-step explanation:

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How do you solve this ?

TEA [102]

$JK=9x-11\\KL=5x+2\\JL=(9x-11)+(5x+2)=(9x+5x)+(-11+2)=14x-9\\\\JK+KL=JL\\\\\text{substitute}\\\\14x-9=10x+7\ \ \ \ |+9\\\\14x=10x+16\ \ \ \ |-10x\\\\4x=16\ \ \ \ |:4\\\\x=4\\\\JK=9x-11\to JK=9(4)-11=36-11=25$

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3 years ago

A jewelry store marks up the price of its jewelry up 50%. What will be the selling price of an item that the store purchased for

snow_tiger [21]

Answer: $142.5

Step-by-step explanation: If the price is being marked up by 50%, you take 50% or half of the original price of $95, which is 47.5, and add it to your original price.

95 + 47.5 = 142.5

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2 years ago

Two lines that do not intersect are always parallel

kolezko [41]

Step-by-step explanation:

lines which do not intersect are always parallel and the answer will be parallel lines only...

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3 years ago

Simplify completely.<br><br> (h^12h^4)^3

hichkok12 [17]

$(h^{12}h^4)^3$
You need to work inside out. $(h^{12}h^4)$ simplifies to $h^{16}$ .
Now you need to cube that. $(h^{16})^3 = h^{48}$
Therefore the solution is $h^{48}$ .

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3 years ago

Read 2 more answers

find the zeros of quadratic polynomial 3x^-2 and verify the relationship between the zeros and the coefficients

3241004551 [841]

The answer to this problem is 3/x^2

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3 years ago

Knowing that sin 30º = 1/2 what is a?​

Knowing that sin 30º = 1/2 what is a?