Perfect square is
a²+2ab+b²
so just take the square root of the end ones and add then double to get middle term
A.
m+10=10m, doubled is 20m
nope
B.
m+5=5m, doubled is 10m, yep
C.
m+2√15=fancy thing that won't get to 36m
D.
m+12=12m, doubled is 24m, yep
B and D
5 kilometers = 5000 decimeters if that answers your question sorry ...
Answer:
pay back oh pay back, i warned you i would do it back
Step-by-step explanation:
Answer:
(2y+50)+(7x-248)=180 (solve for x and y) supplementary angles add up to 180 and these two angles are supplementary complements
(5y-17) + (x+44) = 180 (solve for x and y)
Step-by-step explanation:
Answer:
the only thing i can think of is multiplying there is not to much here for me to do, like 8x4=32?
Step-by-step explanation:
