Answer:
The answer is 7
Step-by-step explanation:
2 negative numbers would equal a positive number.
so,Bascially it's like your just taking 8 away from 1.
Answer
Step-by-step explanation:
Law of sines: SinB/15 = SinA/BC
B = 90
A = 180-90-21=69°
BC= (15*SinA)/SinB = (15*sin69)/1 ≈ 14m
The answer is 42.8
I hope that helps<span />
First blank: Substitution or transitive property of equality
Second blank: Subtraction property of equality