180 = 2n + 128
2n = 52
n = 26°
180 - 128 = 52
90 + 52 + m = 180
142 + m = 180
m = 38°
Answer: n = 26° and m = 38°
Answer:
D
Step-by-step explanation:
Given that the segment is an angle bisector then the ratio of sides and base are equal, that is
=
( cross- multiply )
10x = 72 ( divide both sides by 10 )
x = 7.2 → D
Answer:
5) D)
6) D)
7) A)
8) C)
Step-by-step explanation:
Answer:
Option A.
Step-by-step explanation:
12 cm, 17cm, 25 cm
Step-by-step explanation:
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