Solve the system by graphing.

y=x+5

y=x+1

Sketch the graph of the parabola by using thevertex, they-intercept, and two otherpoints, not including thex-intercepts.

f(x)=5x^2 - 6

(-2,___)

(5,___)

Find the angle A using the given right triangle. Round off the results according to the table below.

Measurements of

Angle to Nearest

Accuracy of

Trigonometric Function

1

2 significant digits

0.1

3 significant digits

0.01

4 significant digits

A

31.6

11.1