Answer:
-21
Step-by-step explanation:
1-2+4-8+16-32
=-21
3445 divided by 13 is 265.
Answer:
Pilar
Step-by-step explanation:
If you rotate it, you get the same graph.
Answer:
19.1cm
Step-by-step explanation:
AB=20
AC=6
BC=?
So,by Pythagoras Theorem:-
AC2=AB2+BC2
Therefore:-
AB2-AC2=BC2
400-36=BC2
√364=BC2
19.1=BC2