In the figure above the difference between the largest angle and the smallest angle is how many degree? A 30 B 60 C 90 D 120 E 180 Whats the steps to getting the answer please help thanks. ;]
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Originally Posted by aznmartinjai In the figure above the difference between the largest angle and the smallest angle is how many degree? A 30 B 60 C 90 D 120 E 180 Whats the steps to getting the answer please help thanks. ;] you want the difference between the largest and smallest angle. in other words, you want to find 3x - x = 2x so find x and we will know the answer. the angles in a triangle add up to 180 degrees, thus: x + 2x + 3x = 180 can you find x?
The sum of all angles is $\displaystyle 180^{\circ}$ So, $\displaystyle x+2x+3x=180^{\circ}\Rightarrow 6x=180^{\circ}\Rightarrow x=30^{\circ}$ Now, find the angles and the difference.
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