What is the value of 4x-7 when X-4?
O 1
O 9
O 16
O 23...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 10.09.2020 01:01, danielahalesp87vj0
What is the value of 4x-7 when X-4?
O 1
O 9
O 16
O 23
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:10, maylasia
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. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
![image](/tpl/images/cats/mat.png)
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
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 01.07.2020 15:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/fizika.png)
Physics, 01.07.2020 15:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 01.07.2020 15:01
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/himiya.png)