Answer:
this is 0.04
Step-by-step explanation:
0.2x0.2 equals 0.04
C) 3.0
Let the length of the other side be x.
Using Pythagoras theorem for right-angled triangle,
4.2^2=2.9^2+x^2
or,x^2=4.2^2-2.9^2
or,x^2=9.23
or,x=√9.23=3.0 units
