Answer: D
<u>Step-by-step explanation:</u>
Let x represent the score on her next test
78 + 92 + 88 + 89 + x = 5(90)
347 + x = 450
<u> -347 </u> <u>-347 </u>
x = 103
Answer:
2 of them
Step-by-step explanation:
sqr root xy and the sqr rt x/y
Answer:
Answer is 7cm,8cm,10cm
Step-by-step explanation:
A^2+B^2=C^2
Step-by-step explanation:
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