Well if the room is square then you ned to find the square root of the area.
Find 
5. 12, 6. 14, 7. 36, 8. 17, 9. 8, 10. 24
Answer:
Step-by-step explanation:
1/2 bh
1/2 x 7 x 9
= 31.5 cm^2
Answer:
its b. cuz got the friggen question wrong when i did it. >:(
9514 1404 393
Answer:
BD = 17
Step-by-step explanation:
The Pythagorean theorem can be used twice:
BC^2 + AC^2 = AB^2
BC = √(AB^2 -AC^2) = √(25^2 -24^2) = √49 = 7
__
Likewise, ...
DC = √(AD^2 -AC^2) = √(26^2 -24^2) = √100 = 10
Then ...
BD = BC +DC = 7 + 10
BD = 17