Maria, an experienced shipping clerk, can fill a certain order in 9 hours. Bill, a
new c...
Mathematics, 21.05.2020 16:58, nschavez123
Maria, an experienced shipping clerk, can fill a certain order in 9 hours. Bill, a
new clerk, needs 10 hours to do the same job. Working together, how long will it
take them to fill the order?
Answers: 3
Mathematics, 21.06.2019 18:50, khalfani0268
The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year
Answers: 3
Mathematics, 21.06.2019 23:30, legendman27
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
Mathematics, 03.12.2020 02:20
Mathematics, 03.12.2020 02:20
Mathematics, 03.12.2020 02:20
Biology, 03.12.2020 02:20