Answer:
because base angle of isoscels triangle is congurent.
if one base is right angle then both base be rightangle.
Answer: y = -4
Step-by-step explanation:
4 (6) + y = 20
24 + y = 20
-24 -24
y = -4
5 C + 3 < 28 a - 4 C - 214
a>9c +31
------------
28. 4
C >28a-21
------
9
its 11 or its 5
