Answer:
4.33
Step-by-step explanation:
1. Pythagoras Theorem

2. Find b

=
=
= -4
but sqrt(-4) is not possible
b ≅ 4
OR (Require trig knowledge)
1. Sine Rule

2. Plug in numbers

b ≅ 4.33
1/3 is the answer I believe
Answer:
Smartphones can imrove student lives by giving students the ability to contact their teachers to ask questions or comment on a specific work. they can also allow the student to look up answers and learn from what others think. Smartphones can also add distractions in class and allow an easy way to cheat on a test or a quiz. Overall Smartphones can be beneficial and harmful to a students life.
Step-by-step explanation:
Answer:
From left to right:
The first one is 2
The second one is 1/2
The third one is 2
The fourth one is 1
Step-by-step explanation: