Answer:
40 + 5r
Step-by-step explanation:
5x8= 40
5×r= 5r
slam it together and you get 40+5r
Answer:
D. ABC = DBC
Step-by-step explanation:
They are the same length and congruent.
Answer:
30, 10
Step-by-step explanation:
length=x
wdith=y
xy=300, x=3y
replace x with 3y in the first equation to get
3y^2=300
y^2=100
since you cant have a negative side of a garden, y=10. x=30.
Answer:
Step-by-step explanation:
The sum of the interior angles of any polygon with five sides is equal to 
. Therefore, we can set up the following equation and solve for 
:
