A = √(15²-9²) = √(225-81) = √144 = 12
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❖ You can write 0.8 as 8/10 and 80% as 80/100.
(8/10 and 8/100 are equivalent.)
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Answer:
Step-by-step explanation:
I take it that this is some sort of ratio. Start by solving the brackets on the left.
Brackets: 1/3 - 1/10
Brackets: 10/30 - 3/30
Brackets: 7/30
Brackets^2: 49/900
Brackets^2 - 1/5: 49/900 - 180/900
Brackets^2 - 1/5: -131/900
(2/5)^2 = 4/25
The way this read, it should be

Which when you invert and multiply becomes

which finally becomes

Answer: weird question but yes they should if there is only 3
Step-by-step explanation:
Answer: 405 yd squared
Step-by-step explanation:
V = (bh)/2
b = (15 x 9)/2 = 67.5
67.5 x 12 = 810
810/ 2 = 405