When holding your arms horizontal, your body is the line of reflection. true or false?

true

Step-by-step explanation:

Your arms would be the line and your body would be the y-axis, and your arms are on either side of the y-axis which means your body is the line of reflection

Hope this helps.

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

the distance between the school and her home is 3.6km.

12 mins = 0.2 hours = 1/5 hour

54 ÷ 3 = 18km per hour

1/5 of 18 = 3.6km per 12 mins