Hey! The surface area is 294. Have a great day. :-)
Step-by-step explanation:
A symbol CAN’T be used to represent
two different values in the same equation
at the same time. true or false
True.
Answer: 
Step-by-step explanation:
Two lines are said to be perpendicular if the product of their slope = -1
Given :

to find the slope , we will write it in the form : 
That is


which means that the slope = 
any line that is perpendicular to this line will have slope = -2
using the formula :
, we have





Answer: this is your answer 4523.9
Step-by-step explanation:
1/400= 0.0025
Convert decimal to percent (move the decimal point 2 places to the right).
0.0025= 0.25%
Final answer: 0.25%