find the missing angle measures.
1 answer:
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Answer:
19.0 cm
Step-by-step explanation:
a^2+b^2=c^2
1^2+b^2=19^2
1+b^2=361
(subtract one from both sides)
b^2=360
(now square root to get rid of the ^2)
=
b=18.97 rounded to the tenths place is 19.0