Answer:
D.
Step-by-step explanation:
Answer:
20.833 feet
Step-by-step explanation:
The light reflects off the mirror at the same angle that it hits it at. So the triangle formed by the beam and mirror is similar to the triangle formed by Kevin and the mirror.
Therefore, we can write and solve a proportion.
h / 10 = 6.25 / 3
h = 20.833
The beam is 20.833 feet tall.
Answer:
y = 49 - x
Step-by-step explanation:
Let the other number be y.
Given x + y = 49
x+y-x = 49 - x
y = 49 - x
Answer:
<em>$506.13</em>
Step-by-step explanation:



The account will be worth $986.13.
The interest earned is $986.13 - $480 = $506.13.
Answer:
the width is 2 meters
Step-by-step explanation:
10 / 5 = 2