Cos 28 = 18/ y
so
y = 18 / cos 28
y = 18 /.8829
y = 20.4
the side x is 15
bottom right angle is 31.61 degrees
other angle is 58.39 degrees
Answer:
D
Step-by-step explanation:
Its decaying since its being multiplied by by a number less than 1
Answer:
more the letter x is often used in algebra to mean a value that is not yet known is is calld a variable or sometimes an unknown. in x+2=7,x is a variable but we can work out its value if we try
The perimeter is 38.4 inches
