Mathematics, 05.06.2020 16:57 Savadt2810
Malik earned $2,344.55 fixing computers. He charged $35.50 per hour. Which expression does NOT use appropriate compatible numbers to estimate the total number of hours he worked?
2,400 ÷ 30
2,400 ÷ 40
2,000 ÷ 40
2,000 ÷ 30
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 15:10
If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.
Answers: 2
Mathematics, 21.06.2019 23:30
When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is
Answers: 1
Mathematics, 21.06.2019 23:30
Given: ad¯¯¯¯¯ is an altitude. prove: ab2+ac2=cb2 right triangle a b c with right angle a. point d lies on side b c and segment a d is drawn. angle a d c is a right angle. drag and drop a reason into each box to correctly complete the two-column proof. statement reason ad¯¯¯¯¯ is an altitude, and ∠bac is a right angle. given ∠adb and ∠adc are right angles. definition of altitude ∠bac≅∠bda ? ∠bac≅∠adc ? ∠b≅∠b ? ∠c≅∠c reflexive property of congruence △abc∼△dba ? △abc∼△dac aa similarity postulate abbd=cbab ? ab2=(cb)(bd) cross multiply and simplify. acdc=cbac polygon similarity postulate ac2=(cb)(dc) cross multiply and simplify. ab2+ac2=ab2+(cb)(dc) addition property of equality ab2+ac2=(cb)(bd)+(cb)(dc) substitution property of equality ab2+ac2=(cb)(bd+dc) ? bd+dc=cb segment addition postulate ab2+ac2=cb2 substitution property of equality
Answers: 1
You know the right answer?
Malik earned $2,344.55 fixing computers. He charged $35.50 per hour. Which expression does NOT use a...
Questions
English, 17.01.2020 11:31
Mathematics, 17.01.2020 11:31
Mathematics, 17.01.2020 11:31
Biology, 17.01.2020 11:31
History, 17.01.2020 11:31
Biology, 17.01.2020 11:31
English, 17.01.2020 11:31
Biology, 17.01.2020 11:31
