Mathematics, 16.06.2021 05:10, babygirlslay109
Cho tam giác ABC nhọn nội tiếp đường tròn (O). Hai đường cao BD và CE cắt nhau tại H
a) chứng minh ADE = ABC
b) tia phân giác của BAC cắt đường tròn (O) tại K. Chứng minh AH//OD
Answers: 3
Mathematics, 21.06.2019 18:30, BreBreDoeCCx
Solve the system of equations y= 3/2 - 1, -x+ y =-3
Answers: 1
Mathematics, 21.06.2019 19:30, bakaoffire
Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?
Answers: 1
Mathematics, 21.06.2019 21:30, aesmithswhs
If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.
Answers: 1
Cho tam giác ABC nhọn nội tiếp đường tròn (O). Hai đường cao BD và CE cắt nhau tại H
a) chứng minh...
Mathematics, 17.11.2020 06:10
Health, 17.11.2020 06:10
Physics, 17.11.2020 06:10
Mathematics, 17.11.2020 06:10
English, 17.11.2020 06:10