what's the measure of <4?

Answer:
The measure of 4 is 90°. This is because the line it is on is a straight line, meaning it’s 180°. The angle that is adjacent to 4 is 90°, so you subtract 90 from 180, giving you 90°.
Step-by-step explanation:
Hope this might help
Answer:
The angles of a triangle all add up to 190º, so the answer would be 63º
Step-by-step explanation:
The bottom angle is a right angle; 90º
The top left angle is 37º
So the top right angle must be 63º
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