Answer:
sine 23 = x/21
Multiply both sides by 21
21 x sine 23 = x
Now, use a calculator and find the answer of the 21 times the sine of 23:
x = -17.7706284876
The answer is a Rational Number
Answer: I need da points
Step-by-step explanation: I’m just like that sry
75 x 0.72 is the answer, you can type it into a calculator
Answer:

Step-by-step explanation:
Given that,
The side length of a square, l = (x+4) inches
We need to find an expression to represent the area of the square.
The area of a square is given by :

So,

So, the area of the square is
.