Answer:
2
Step-by-step explanation:
= 2.54545454.....
The repeating digits are 54 ← group of 2
Answer:
BC=√7
Step-by-step explanation:
AC=4
AC=AH+HC
=3HC+HC
=4HC
HC=1/4AC=1/4×4=1
AH=3HC=3×1=3
BH⊥ AC
AB=AC=4

I think you need to add them up and u will get 27