Answers by Rory MacLeod
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Answers by Rory MacLeod

Answers by Rory MacLeod
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Given that sin 2π/3= cos y, first express 2π/3 as a sum of π/2 and angle and then apply a trigonometric identity to determine the measure of angle y.
answered Dec 21, 2023
1 vote
184k views
HELP ASAP PLEASE Carbon-14 has a half-life of 10 days. How many grams of a 80 g sample will remain after 60 days?
answered Nov 27, 2023
11 votes
20.6k views
X^2+Y^2=7,XY=3,then X-Y=??? ​
answered Nov 2, 2023
3 votes
175k views
does anyone have any good reality show ideas such as x-factor, Britains got talent and big brother where random people live in one house and people gossip about each other but because there are cameras,
answered Jun 26, 2023
0 votes
107k views
Suppose f is an even function and \int\limits^7_(-7) {f(x)} \, dx =18. a. Evaluate \int\limits^7_0 {f(x)} \, dx b. Evaluate \int\limits^7_(-7) {xf(x)} \, dx
answered Apr 23, 2023
6 votes
154k views
Why are p waves unable to reach the shadow zone
answered Nov 1, 2022
3 votes
39.9k views
Which fact would best help Trent understand this poem’s meaning? Sod is another name for grass, and it often looks silvery-white in the winter. People often wear black shoes and warm gloves in the winter.
answered Aug 7, 2022
0 votes
4.3k views
An art teacher bought a pack of 96 drawing sheets.She kept aside 12 sheets for later use and distributed the remaining equally among 6 students. How many sheets did each student get?
answered Apr 11, 2022
2 votes
154k views
PLEASE I REALLY NEED THE ANSWER Q:Twins occur once in every 89 births. Identical twins occur 4 times in every 1,000 births. Triplets occur once in every 7.900 births. Write each birth frequency as a decimal.
answered Feb 19, 2022
3 votes
72.1k views
Explain why some traits cannot be easily changed even though they are heritable.
answered Jan 13, 2022
13 votes
84.0k views
If one quart of paint is exactly enough for two coats of paint on a 9-foot by 10-foot wall, how many quarts of paint are needed to apply one coat of paint to a 10-foot by 12-foot wall? Express your answer
answered Nov 23, 2021
6 votes
33.9k views
Jose can eat for hot dogs and 10 minutes what is the rate of change per minute ​
answered Aug 13, 2021
0 votes
156k views
Write an equation in slope-intercept form that has m = 5/4 through (-4,-3)
answered Jul 24, 2021
7 votes
193k views
What two major events brought the US into World War I in 1917?
answered Jun 5, 2021
6 votes
51.7k views
What did the Mongols do to the cultures of people they conquered? The Mongols expected conquered cities to copy Mongol architecture. The Mongols supported and spread different arts and cultures throughout
answered May 30, 2021
3 votes
138k views
I need help PLZ!!!!!!
answered May 20, 2021
4 votes
83.3k views
the people do education .but why the people dont get any good job .?but they do the good education.why?////
answered May 19, 2021
3 votes
68.7k views
A population is:_______. A) a group of individuals of the same species that live in the same area and interbreed. B) all individuals of a species, regardless of location or time period in which they live.
answered Mar 3, 2021
5 votes
33.6k views
Find the residual values, and use the graphing calculator tool to make a residual plot. Does the residual plot show that the line of best fit is appropriate for the data? No, the points are in a curved
answered Jan 27, 2021
1 vote
122k views
Complete each sentence to make a true statement. The theoretical probability of rolling a 2 on a single roll of a number cube is . The theoretical probability of landing on blue on a single spin of a spinner
answered Dec 29, 2020
6 votes
99.9k views
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