Answer:
-3
Step-by-step explanation:
100%-75%= 25%
...........
multiply 17x5=85,85+5=90 so aswer is 90
BC=√7
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