The length of the sides of any right triangle are always less than the length of the hypotenuse. The sine and cosine functions find the ratio between a side and the hypotenuse, so it's always less than 1.
Answer:
17.3
Step-by-step explanation:
area of paralellogram=base x height
height=sin(60) x 4= 
area = 5 x 
=
= 17.3(to nearest tenth)
A is your answer your welcome
Answer:
(B) Irrational
Step-by-step explanation:

The square root simplifies to a non-terminating and non-repeating number.
It is not a rational number.
Hope this helps.