Posted by alexis on Monday, December 9, 2013 at 1:48am.
Which tirangles must be similar
1. Two right triangles with a congruent acute angle
2. Two obtuse angles
3 Two isosceles triangles with congruent bases
4. Two scalene triangles with a congruent angle

help me pls geometry  Steve, Monday, December 9, 2013 at 5:01am
#1. If the acute angle is equal, then all the angles are equal.

help me pls geometry  khadijah, Monday, December 9, 2013 at 7:54am
After drawing four squares, Chen completed this chart showing the length of the sides of each square and the area of each square. According to Chenâ€™s chart, if A is the area and s is the length of a side, what can you conclude is the formula for the area of a square?
Side Length Area
1 1
2 4
3 9
4 16 
help me pls geometry  Steve, Monday, December 9, 2013 at 12:21pm
A=s^2