TRIANGLES EQUAL TO 180 Add the two given numbers and subtract the sum with 180. 72 + 38 = 110 180 - 110 = 70 the third angle is equal to 70 degrees !! 2nd question/ picture: the right angle symbol is equal to 90 degrees r is 34 degrees add the two numbers and subtract with 180 90 + 34 = 124 180 - 124 = 56 Q is equal to 56 !!
hope this helps :)
summary:
the third angle is equal to 70 degrees Q is equal to 56