Answer:
C
Step-by-step explanation:
Have a nice day
The third one is true
good luck
(20*30)/2 = 300
300 km is the area of the triangle
Answer: 
<u>Explanation:</u>
y varies directly with x means:
; where k is the rate
Answer:
9.49 units
Step-by-step explanation:
x is the hypotenuse of the triangle.
Using Pythagoras Theorem,
The length of x



= 9.49 units (rounded to the nearest hundredth)