18. If < A= 3x+50, then what can you say about <A given that x=10?
A. <A is acute
B. <A is right
C. <A is obtuse
D. < A is reflex
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18. If < A= 3x+50, then what can you say about <A given that x=10?
A. <A is acute
B. <A is right
C. <A is obtuse
D. < A is reflex
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Answer:
A
Step-by-step explanation:
A= 3x + 50
(Substitute the value for x)
=3(10) + 50
=30+50
=80
80 is less than 90° which means it is an acute angle