Mathematics, 20.08.2020 02:01, MoparorNocar061401
Andrew is showing his work in simplifying β4.5 + 4.2 + 5.6 β 7.3. Identify any errors in his work or in his reasoning. Step Work Reasoning β4.5 + 4.2 + 5.6 β 7.3 Original problem 1 β4.5 + 4.2 + 5.6 + (β7.3) Additive inverse 2 β4.5 + (β7.3) + 4.2 + 5.6 Commutative property 3 (β4.5 + (β7.3)) + (4.2 + 5.6) Associative property 4 β11.8 + 9.8 Simplify 5 β21.6 Simplify
Answers: 3
Mathematics, 20.06.2019 18:02, shoafmckenzie5263
Imade a fort for my pet gorilla by connecting two boxes. the first box is 555 meters long, 999 meters wide, and 999 meters high. the second box is 333 meters long, 888 meters wide, and 222 meters high. how many cubic meters of space does my gorilla have to play in her fort?
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The volume of a cube is 8 in to the 3rd power. how long is each side?
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Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries
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Mathematics, 22.06.2019 02:30, helpmegraduate40
Given: ab β
cd and ad β
bc prove: abcd is a parallelogram. statements reasons 1. ab β
cd; ad β
bc 1. given 2. ac β
ac 2. reflexive property 3. β³adc β
β³cba 3. ? 4. β dac β
β bca; β acd β
β cab 4. cpctc 5. β dac and β bca are alt. int. β s; β acd and β cab are alt. int. β s 5. definition of alternate interior angles 6. ab β₯ cd; ad β₯ bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc
Answers: 1
Andrew is showing his work in simplifying β4.5 + 4.2 + 5.6 β 7.3. Identify any errors in his work or...
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