D. 75 cm
Step-by-step explanation:
fill in the y with 20.5, so you get 20.5=0.3x-2. Add the 2 to the 20.5 so you get 22.5=0.3x. Divide both by 0.3 to get 75=x.
sorry if it's a bd explanation, hope this helps :)
The answer is b I’m pretty sure
Answer:
7.5
Step-by-step explanation:
Using pythagoras theorem
Sqrt(9^2-5^2)=7.483
The correct answer for the question that is being presented above is this one: "C. 0.9604." T<span>he probability that at least one of the alarm clocks will wake her up is </span>0.9604. Heather has a very important exam to take in the morning. <span>Since she wants to be sure that she will wake up in time, she sets two alarm clocks. </span>
