Question

the measures of two angles of a triangle are 40° and 90° what is the measure of the third angle​

Answer 1

230

360- 40+90=

360-130

=230.

Answer 2

Answer:

50°

Step-by-step explanation:

40 + 90 + x = 180

130 + x = 180

x = 180 - 130

x = 50