Answer:
this is an acute triangle
Step-by-step explanation:
i hope thats what your asking
An acute triangle (or acute-angled triangle) is a triangle with three acute angles (less than 90°). An obtuse triangle (or obtuse-angled triangle) is a triangle with one obtuse angle (greater than 90°) and two acute angles.
hence the triangle
correct me if I'm wrong
180
first you need to add ten to 80 and then it gives you 90, but tom had 100 and gave ten to Ahmad resulting in 10 more. so that means 90 x 2 = 180
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x+13=40 and the answer to that is 27