Answer:
15
Step-by-step explanation:

Triangles have common side AC, and 2 adjacent to this side corresponding angles.
∠BAC=∠DCA, and
∠ACB=∠SAD.
So, triangles <span>ABC and ADC are congruent by ASA.</span>
Answer: the answer is 432 per day so in 2 days she/he will have just enough
Step-by-step explanation:
Answer: 4.24264069
Step-by-step explanation: I think you mean the square root?
It represents that she tutored for 0 hours, and earned $0.