For the first one:
The radian of 60º is 1.047. you just have to find one that has the same value, which would be
/3. (the last choice).
for the second one:
you do it the other way. The answer is 45 degrees.
Answer:
7<u>></u>x<u>></u>-3
Step-by-step explanation:
To find the perfect square needed, you take the "middle" value and half it, then square it. so in this case, take -6, half it into 3, and square it to get 9. you'll be adding 9 to both sides