Using Pythagoras theorem
|AB|*2=|d/2|=(5*2)+12*2
AB*2=25+144
AB=13
D/2= r=6.5cm
tan¥=6.5/5
tan¥=1.3
¥=tan inverse of (1.3)
¥=52.43 degrees
Answer:
4241.16 cubic meters of water
Step-by-step explanation:
1.5 is greater than 0.75, so her brother ate more