Mathematics, 29.07.2020 18:01, carcon2019
Click friends For a market research, a questionnaire on the use of three devices is submitted to the students of a class: computer, tablet, smartphone. The answers show that all the children use at least one tool, namely: 18 children have computers; 19 the tablet; 13 the smartphone; 11 the computer and the tablet; 8 the tablet and smartphone; 9 the computer and smartphone; 7 all three appliances. Determine how many students have: to. the smartphone and the computer, but not the tablet; b. only the smartphone. c. How many students are in the class?
Answers: 3
Mathematics, 21.06.2019 16:30, Billie9166
An equation where variables are used to represent known valuesβfunction notation true or false
Answers: 2
Mathematics, 21.06.2019 21:10, basketball6076
Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. β 6 β
β 2 2. ? 3. mβ 6 = mβ 2 3. def. of congruent 4. β 6 is supp. to β 8 4. def. of linear pair 5. β 2 is supp. to β 8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
Click friends For a market research, a questionnaire on the use of three devices is submitted to the...
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