Answer: The reference angle is 30 degrees
Step-by-step explanation:
0.3*42 this gives you a 30% discount
3/10*42 this gives you a 30% discount
0.03*42 this gives you a 3% discount
3 *4.2 This is not a discount
Answer:
4.950 m
3.5^2+3.5^2=hypotenuse^2
