Item 2 use the relationship between the angles in the figure to answer the question. which equation can be used to find the value of x?

a. x + 90 = 61

b. x + 90 + 61 = 180

c. x + 61+ 90 = 90

d. x + 61 = 180

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to

Which is the focus of a parabola with equation y2=4x

Complete the equation of the live through (-1,6) (7,-2)