F (x) x2 +4
What is the value of x when f (x) = 4

Answer the following for 896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631

Select the lengths in centimeters that would form a right triangle

Can some one explain this i got sent this. is this a threat i’m scared