find a counter example for the following statement all triangles have one 90 degree angle

Question

find a counter example for the following statement all triangles have one 90 degree angle

in progress 0
Bình An 3 years 2021-08-31T16:04:14+00:00 1 Answers 5 views 0

Answers ( )

  1. linhdan
    0
    2021-08-31T16:05:28+00:00
    Reply

    This is false because you can have obtuse triangles (25-25-130) and acute (60-60-60)

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )