Answer:
x = 25
Step-by-step explanation:
Correct question
In a right triangle Sin (40-x)=cos(3x) what is the value of x
Since Sin theta = Cos(90-theta)
Sin (40-x) = Sin(90-3x)
40 - x = 90 - 3x
-x+3x = 90 - 40
2x = 50
x = 25
Hence the value of x is 25
Answer:
X^4 over 4
Step-by-step explanation:
6 * $1.25 is the expression.
$7.50 is the expression, solved.
Answer:
Step-by-step explanation:
1 yard is equal to 3 foot
10¢= 1 foot
30¢= 1 yard
30¢ x 258 yards= $77.40
