Use a half-angle identity to find the exact value of cos 15º.
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Mathematics, 02.06.2021 23:30, hackman1216
Use a half-angle identity to find the exact value of cos 15º.
Answers: 2
Mathematics, 21.06.2019 13:40, kkeith121p6ujlt
Questions 14 through 23, choose the onest answer. write your answer in the box forestion 24. mark your answer on the coordinatene grid for question 25.the sum of three consecutive even numbers is 96.what is the largest of these numbers? (a) 30(b) 32(c) 34(d) 36
Answers: 2
Mathematics, 21.06.2019 18:00, nathanowens121224
If 1/√5+1/√5+1=p+q√r , find the values of p, q and r
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. ∠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
Mathematics, 20.09.2020 01:01
English, 20.09.2020 01:01
Mathematics, 20.09.2020 01:01