Answer:
a
Step-by-step explanation:
3- 0.14 2- 841
3- 0.7*0.2=0.14
2- 56/2= 28
28*28+29*29= 841*841
square root of 841*841= 841
10 times 'x' is 10 times whatever the value of 'x' is. I hope that makes sense.
2√5
Distance = √(x1-x2)² + (y1-y2)²
Distance = √(-1-3)² + (4-2)²
Distance = 2√5