Answer:
QT < TR.
Step-by-step explanation:
QT = TR because TZ is a mid segment so QT < TR is false.
Answer:
13:6 ; 9:4 ; 5:2 ; 20:7 ; 10:3
Step-by-step explanation:
The best arrangement can be
- 3 rows and 4balls each row
So
- Length of one row=1.8(4)=7.2cm
- Width=1.8(3)=5.4cm
- Height=1.8(2)=3.6cm
So
TSA
- 2(LB+BH+LH)
- 2(5.4(7.2)+(7.2)(3.6)+3.6(5.4))
- 2(84.24)
- 168.48cm²
Total cost
