$332.64
20% of 415.80 is 83.16
415.8-83.16=$332.64
Hello!
You can use the Pythagorean Theorem to solve this

c is the hypotenuse which is the side across the right angle
a and b are the other sides
Put in the values you know

Square the numbers

Add

Take the square root of both sides
15 = c
The answer is 15
Hope this helps!
Answer:
Step-by-step explanation:
use the Pythagorean theorem to find the length of the third sides.
c²=a²+b²
c²=7²+3²
=49+9
=58
so, c²=√58
area of the square is 58 units
Answer:
$50
Step-by-step explanation:
Answer:
To find the radius..just divide them by two
For the diameter multiply by two
Circumference formula is
