Tanα=height/shadow
α=arctan(height/shadow)
α=arctan(292/131)°
α≈65.84° (to nearest hundredth of a degree)
Answer:
20
Step-by-step explanation:
Hello,
For two different points
,
, the slope of this function is

so in this example it comes

The slope of this function is 20
To find the number you would start by writing out the equation using x as the number. The equation would be x+2x=21. The first step to solve this equation would be to combine like terms, making the equation 3x=21. Finally, you would divide both sides by three, making your answer x=7.
I think if 10% and $8 off an item together would be good for an more expensive item life $ 20-50 I think 15% off would be better for an less expensive item like $1-10