Does someone mind helping me with this question? Thank you!

56 is the answer

Step-by-step explanation:

let the third angle be x,

now,

x+90+34:180(angle of interior angles of a triangle is 180)

or, x+124:180

or, x:180-124

or,x: 56

so, the third angle is 56 degree

43

step-by-step explanation:

according to egenuity the answer is

step-by-step explanation:

d. 344.22