Plz help me. Triangle JKL is equilateral. All three interior angles have equal measures.

What is the measure of exterior angle 1?
30 degrees
60 degrees
120 degrees
130 degrees

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?