Question

please answer fast ok​

Answer 1

Answer:

Step-by-step explanation:

Angle sum property

Sum of 3 sides of a triangle is 180

So 90 + 30 + y = 180

120 + y = 180

y = 60

Answer 2

Answer:

The measure of Y is 60°.This is correct because the sum of all angles of a triangle is 180°and 1 angle is given 30°, other is 90° , so, the last will be 60°.