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lbvjy [14]
3 years ago
15

Please help. I really need to pass this.​

Mathematics
2 answers:
Musya8 [376]3 years ago
3 0

Answer:

3.75

Step-by-step explanation:

r²+9²=(6+r) ²

r²+81 = 36+12r + r²

81=36+12r

=> 12r = 45

r = 45/12 = 3.75

vagabundo [1.1K]3 years ago
3 0
3.75 is the correct answer because pemdas
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