A)
Because the sum of angles in a triangle must equal 180° we can say:
62+α+90=180
α+152=180
α=28°
b)
Since all sides have equal length, all angles must have equal measure. (This is an equilateral triangle). And again, because the sum of the angle must be 180° we can say:
b+b+b=180
3b=180
b=60°
Answer:
23!
Step-by-step explanation:
529/23= 23
23 chairs and 23 rows
Answer:
y – 2 = 4x
3y = –9x – 6
Step-by-step explanation:
What’s is it about can you tell me.?