# Which of these statements about triangles is not true? A An isosceles triangle can also be a right triangle. B An acute triangle can also be an equilateral triangle. C A right triangle can also be an obtuse triangle. D An obtuse triangle can also be an isosceles triangle.

2
by brianako346

2014-11-18T21:28:49+08:00

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
The answer is D because a triangle is composed of 3 acute angles or 2 acute angles and 1 right angle
2014-11-18T21:45:54+08:00

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
C. A right triangle can also be an obtuse triangle
Because in a triangle, the sum of all angles must be 180º.