Question: Find sin 120 by using 120 = 90 + 30.

Find sin 120° by using 120° = 90° + 30°.

Step by Step Solution

★★★★★

3.50 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

use the trigonometric identity sinab sinacosb cosasinb to solve this problem Here we can tak... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Basic Technical Mathematics Questions!

Q:

Happy music sells musical instruments and related supplies in college towns throughout the U.S. S3s auditor is your employer, Tilden and Li, which has historically issued unqualified opinions on S3s...

Q:

The downward force produced by the quadriceps muscles during the power stroke of bicycle-pedaling motion is shown in FIGURE 11-67 as a function of the crank angle (see Figure 11-39). The force from...

Q:

Using the data in StudentSurvey, we see that the regression line to predict Weight from Height is Figure 10.8 shows three graphs for this linear model: the scatterplot with least squares line, a...

Q:

29 Question 27 Consider the following project Task ID Predecessors 2 3 6 7 2 3 2 5 3,6 3,6 3,6 8 Duration (Days) 70 30 120 120 120 120 150 115 130 90 30 120 75 30 85 165 90 90 20 9 10 11 12 13 14 15...

Q:

please help fast 24 Question 24 Consider the following project: Predecessors Task ID 2 000 N 8 9 10 11 12 Duration (Days) 70 30 120 120 120 120 150 115 130 90 30 120 75 30 85 165 90 90 20 2 3 2 5 3,6...

Q:

Question 23 Consider a project with the following outflows and inflows (in USD) with a required rate of return of 13% Year Present Year 1 Year 2 Year 3 Year 4 Year 5 Year 6 Year 7 Year 8 Year 9 Year...

Q:

Question 25 Consider the following project: Task ID Predecessors 2. 3 4 5 6 2 3 2 5 3,6 7 8 3,6 6 9 10 Duration (Days) 70 30 120 120 120 120 150 115 130 90 30 120 75 30 85 165 90 90 20 11 12 13 14 15...

Q:

please help fast26 Question 26 Consider the following project Predecessors Task ID 2 3 Duration (Days) 70 30 120 120 120 120 150 115 130 90 30 120 75 30 85 165 90 90 20 10 11 12 13 2 3 2 5 3,6 3.6...

Q:

A Moving to the next question prevents changes to this answer Question 25 Consider the following project: Task ID Duration (Days) Predecessors 2 70 3 30 2 4 5 2 6 7 8 9 120 120 120 120 150 115 130 90...

Q:

Michael can produce the following combinations of X and Y: 10X and 10Y, 5X and 15Y, or 0X and 20Y. Vernon can produce the following combinations of X and Y: 40X and 0Y, 30X and 50Y, or 20X and 100Y....

Q:

Marisol wants to invest $3,100 in an account at the beginning of each of the next 15 years at 5% per year computed semi-annually. The total value of the account will then be allowed to compound for 5...

Q:

A FIRM PAYS 770 DIVIDENDS TODAY OUT OF ITS TOTAL FUNDS OF 1,638 AND INVESTS THE REMAINING FUNDS AT 27% THE MARKET RATE OF RETURN 11%. YOU ARE THE ONLY OWNER OF THE FIRM AND YOU WANT TO CONSUME 388...

Q:

Tracing recorded sales transactions to the bills of lading provides evidence about the: Muhple Choice Complefenevs of sales trensections. Colectibily of sales transactions. Occumence of sales...

Q:

4. Facial expression is mediated by the facial nerve (cranial nerve VII). Voluntary expressions are controlled by the primary motor cortex, while spontaneous expressions are controlled by subcortical...

Q:

The results of a medical test show that of 85 people selected at random who were given the test, 80 tested negative and 5 tested positive. Determine the odds against a person selected at random from...

Q:

A box contains 9 red and 2 blue marbles. If you select one marble at random from the box, determine the odds against selecting a blue marble.

Q:

The odds in favor of Wendy winning an election are 7 : 4. Determine the probability that (a) Wendy wins. (b) Wendy does not win.

Q:

Blue needs to calculate the company's expected cash receipts for the upcoming month to determine whether additional financing is needed. Typically, the company's sales consist of 40% cash sales and...

Q:

Consider the following production and cost data for two products, L and C: Contribution margin per unit; * Product L $120 * Product C $112 Machine minutes needed per unit; * Product L = 10 minutes *...

Q:

Why do you think debt offerings are more common than equity offerings and typically much larger as well?