Atriangular region of the community college parking lot was measured. the measure of the first angle of this triangle is double the measure of the second angle. the measure of the third angle is 19° greater than double the measure of the first angle. what are the measurements of all three angles?

828. all there is to it!

here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:

thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation: