Answer:
$2.50
Step-by-step explanation:
If it costs $5 for two hours and one hour is half of two hours, you take half of $5 and use it as your answer, so your answer is $2.50
Answer:
57.6°
Step-by-step explanation:
It is always helpful to draw a picture. Also, you need to memorize all the definitions of the trig functions. For example,
sine of an angle = opposite side/hypotenuse
In your case, SQ is opposite side to angle R and QR is the hypotenuse
Therefore, sin R = 6.5/7.7
m∠R = arcsin (6.5/7.7) = 57.6°
Answer:
OK!!!!!!!!!!!!!!!1
Step-by-step explanation:
Answer:
6 ≤x<∞
Step-by-step explanation:
The inside of the square root must be greater than or equal to zero
x-6≥0
x-6+6≥0+6
x≥6
6 ≤x<∞