Answer:
$42.80
Step-by-step explanation:
We can set up an equation to solve this as such

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

Answer:
1/12
Step-by-step explanation:
1/2 ÷ 6
is the same as;
1/2 × 1/6 = 1/12
Look at the picture.
Use the Pythagorean theorem:


substitute

Answer: 
The correct is the second choice