Sine of angle = opposite ÷ hypotenuse
sin 20 = 
x = 
x = 40.9 (rounded up to nearest tenth)
Step-by-step explanation:
y= 1
when x=2
here
when x= 3
y=4
There is no question and and therefore cannot be answered
Jack needs 72 feet of fencing.
You had to do 4 ft x 18 ft which would give you the answer of 72. To find the area of a rectangle you do length x width.