AC is tangent to circle O at point C. A 23° C What is the measure of LAOC?

The length, L, of the point on any standard 82° included angle drill can be calculated using the formula L = 0.575 , where represents the diameter of the drill. Determine the lengths of the following drill points with the given diameters. Round to 3 decimal places for inches and 1 decimal place for millimeters. a. 12 b. 14 c. 38 d. 10 mm e. 25 mm f. 45 mm

Refer to the following figure in answering Exercises 7 through 13. It may be helpful to sketch figures.When side x= side y. a. What is the value of 1 ? b. What is the value of the tangent function? c. What is the value of the cotangent function?

In ABC, the midpoints of the sides are joined. a what does intuition suggest regarding the relationship between AED and FDE? We will prove this relationship later. b what does intuition suggest regarding AED and EBF.

For Exercises 23 through 34, round the answers to 1 decimal place. 30. All dimensions are in inches. Find the shaded area of Figure 39-20. Area =(abcd)

If 180A270, then A/2 terminates in which quadrant?

For Exercises 23 through 34, round the answers to 1 decimal place. 31. All dimensions are in inches. Find the shaded area of Figure 39-21. Area =(R2r2)2

In the following table, the radii of circles are given. Determine the areas of the circles. Round the answers to the nearest whole number. A=R2 Where A=area , =3.14 , R=radius 39.

Use the information given in Figure 1 to find x, h, s, and r if y=3. (Note: s is the distance from A to D. and y is the distance from D to B .)

The length, L, of the point on any standard 118° included angle drill, as shown in Figure 12-5, can be calculated using the formula L=0.3 O where represents the diameter of the drill. Determine the lengths of the following drill points with the given diameters. Round to 3 decimal places for inches and 1 decimal place for millimeters. a. 12 b. 14 c. 38 d. 10 mm e. 25 mm f. 45 mm