07/21/21

Trigonometry( studying trigonometry)
Besides finding out the hypotenuse as we know as the radius. Is there another way to find out if the sine of any angle touches the circumference of the unit circle? Whether the coordinate is on the... more
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07/21/21

If you have a pole that is 21 and 1/8 inches long, 1/8 is lost in the cut and one piece is twice as long as the other, how long is it

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07/21/21

Can someone please help me with this Geometry problem?
Find the area of △ABC with vertices at A (2,-3), B (0,1), and C (0,-2).For this I got 3, am I correct?
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07/21/21

Can someone please help me with this Geometry problem? I’m really struggling with this one.
Find the distance, in units, from point A (3, 7) to the line x = 9.Can someone please help me with this? I’m not sure how to do this.
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07/21/21

Can someone please help me with this Pre-algebra problem?
I’m trying to help my younger brother with his homework, but I’m not sure if he’s correct. Can someone please help?Valerie used 2/3 of a full spool of string for her project. There were 47 inches... more
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07/21/21

Can someone please check to see if my younger brother got this answer correct?
Question: The ratio of creepers to crawlers was 11 to 5. If there were 2128 in all, how many were crawlers?(A) 16(B) 133(C) 1463(D) 665My brother got (D), would he be correct?
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07/21/21

Probabiity Question
There is one $5050.00 winner in a lottery of 100 tickets. If a ticket costs $50, what is the expected value for the lottery? x (the amount of money taken home) ... more
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07/21/21

A store marks up popcorn by 30% and they buy popcorn from the factory for $2.00 per packet. What will be the store's selling price when they resell the popcorn to their customers?
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07/21/21

The sum of two integers is 17. Two times the greater is equal to 10 times one more than the lesser. Find the two numbers.
 The sum of two integers is 17. Two times the greater is equal to 10 times one more than the lesser. Find the two numbers.
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07/21/21

A question about (Solving a tax rate or interest rate problem using a system of linear equations)
A theater group made appearances in two cities. The hotel charge before tax in the second city was $1500 lower than in the first. The tax in the first city was 6.5%, and the tax in the second city... more
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07/21/21

Math help I’m failing summer

j(x)= 6x^4+2x^3-4x+4; find j(2)
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07/21/21

Math help needed really confused

Given f(x)=6-x and j(x)=x^2+4, find each of the following:(f*j)(2)=(j-f)(x)=(fj)(x)=
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07/21/21

Math help needed please

If g(x)= 3x-5 if x < or = to 2 G(x)= 4x+2 if x >2 find g(2)
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07/21/21

I NEED YOUR HELP ASAP!! Grade 11 applied math question in quadratics!!!
Question: a parabola has a vertex of (4,8) and opens downward. Write two possible equations of quadratic functions in vertex form such that the parabola has exactly two zeros. Find the zeroes for... more
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07/21/21

I NEED YOUR HELP ASAP!! Grade 11 applied math question in quadratics!!!!
Question:a diver is preparing for the 2024 Olympics by practicing her dives from a platform. The perfect dive can be represented in the format of:h(t) = -6.7t^2 + 5t + 7.5Where (h) represents... more
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07/21/21

The perimeter of a rectangle is 60 feet. Its length is three less than twice its width. Find the dimensions and area of this rectangle.
The perimeter of a rectangle is 60 feet. Its length is three less than twice its width. Find the dimensions and area of this rectangle.
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07/21/21

College Algebra
If the voltage V in an electrical circuit is held constant, the current 1 is inversely proportional to the resistance R. If the current is 280 milliamperes when the resistance is 3 ohms, find the... more
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07/21/21

A question about (Solving a tax rate or interest rate problem using a system of linear equations)
Last year, Shen had $20,000 to invest. He invested some of it in an account that paid 9% simple interest per year, and he invested the rest in an account that paid 7% simple interest per year.... more
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07/21/21

A question about (Solving a distance, rate, time problem using a system of linear equations)
Two buses leave a station at the same time and travel in opposite directions. One bus travels 13 mih faster than the other. If the two buses are 945 miles apart after 7 hours, what is the rate of... more
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07/21/21

explain how you could use mental math to figure out how much a 20% tip would be for a total restaurant bill of $22.50
explain how you could use mental math to figure out how much a 20% tip would be for a total restaurant bill of $22.50
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07/21/21

Use a proportion table to solve. 18 is what percent of 40?

Use a proportion table to solve. 18 is what percent of 40?
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07/21/21

Earthquake magnitude
Could someone please help me with this question?An earthquake has magnitude 6.7 and its aftershock has magnitude 4.7 on the base 10 logarithmic Richter scale. How much larger is the first earthquake?
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07/21/21

i need help with this question

Sue and Frank plan to buy their son a truck as a graduation present. They can afford to spend no more than $15 000. A dealership has a sale on a truck for 15% off the listed price of $17 500. Can... more
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07/21/21

Find the coordinates of the point on a circle centered at the origin with radius 9 corresponding to an angle of 135∘.
This seems fairly simple but I am thinking about it too hard, I am trying to learn the process.
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07/21/21

Trigonometry Word Problem
You are hiking near a big crater. While standing at point 𝐴, you measure a right angle between points 𝐵 and 𝐶. You then walk to 𝐵, which is on the same side of the crater as 𝐴. From 𝐵, there is a... more
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