Answer:
Step-by-step explanation:
1). By definition of an exterior angle of a triangle,
Measure of exterior angle of a triangle is equal to the sum of opposite two interior angles.
From the figure attached,
m∠4 = m∠1 + m∠2
2). Property of a triangle states that " sum of interior angles of a triangle is 180°"
Therefore, m∠1 + m∠2 + m∠3 = 180°
Answer:
Your answer is y=11 if ya need proof its in the picture :)
Step-by-step explanation:
First one is 4^2 or just 16.
Second one is using√ So what you want to do is 2√16
Hope this helps
Answer:
Step-by-step explanation:
X + 61° = 90° {right angle}
X = 90° - 61°
X = 29°