The given triangle is a right angle .
In this triangle for angle A side AC is adjacent side ,BC is opposite side and AB is hypotenuse.
Sin of any angle is the ratio of opposite and hypotenuse .

Substituting the values of opposite and hypotenuse
SinA=
Answer:
Nasan po ba
Step-by-step explanation:
Paki sabi naman po sa comments
3 feet 8 inches converted to inches is 3x12+8=44inches
44inches times 4 pieces is 176 inches.
176 inches converted back to feet and inches is 176/12=14 feet 8 inches so he would need 15 feet of board
There is 9 7-fluid ounce servings of juice
D is the answer that is graphed.