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OpenStudy (anonymous):
Please help! Thank you in advance! Darius used 6 cubes to make this 3-step staircase. If he uses a total of 21 cubes to make a similar staircase, how many steps will the staircase have? Think of using objects to solve this problem.
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OpenStudy (anonymous):
10.5
OpenStudy (anonymous):
1 stair takes 2 cubes so 21/2 =10.5
OpenStudy (anonymous):
4 steps 5 steps 6 steps 7 steps are the answers
OpenStudy (armyrangers):
it is 7 or 4 you got a 50 50 shot
OpenStudy (anonymous):
Okay.....
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OpenStudy (anonymous):
Thanks?????
OpenStudy (anonymous):
its 7. because 7*3 =21
OpenStudy (anonymous):
wait idk i am lost now
OpenStudy (anonymous):
Okay maybe.
OpenStudy (armyrangers):
it is 7
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