Patrick B.

Prealgebra

05/20/19

Similiar Shapes

If a figure has dimensions of 2mm 5mm and 3mm is this figure a triangle?justify your answer

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Prealgebra

05/20/19

similiar shapes

on a map 1/4 inch represents 350 miles how long would a line on a map need to be in order to represent 3200 miles

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Statistics Standard Deviation

05/20/19

STA 2023 Standard Deviation

Please help! I am so lost!1425 1125 1128 5433 2242 2283 135 1172 1337 1802 2446 1507 2308 3838 2480 1526 2449 2170... more

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C

05/20/19

How do I concatenate const/literal strings in C?

I'm working in C, and I have to concatenate a few things.Right now I have this: message = strcat("TEXT ", var); message2 = strcat(strcat("TEXT ", foo), strcat(" TEXT ", bar));Now if you have... more

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C

05/20/19

Why does printf not flush after the call unless a newline is in the format string?

Why does `printf` not flush after the call unless a newline is in the format string? Is this POSIX behavior? How might I have `printf` immediately flush every time?

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Geometry Flowchart Proof

05/20/19

Proof geometry flowchart proof

Flow chart proof- Given- XW= YZ XK> WK and KZ>KY Prove: angle XWZ> Angle YZWShape looks like a parallelogram but it’s not it is split in the middle like an X Like this kindaY. ... more

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C

05/20/19

Is an array name a pointer?

Is an array's name a pointer in C?If not, what is the difference between an array's name and a pointer variable?

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Answers •1

C

05/19/19

Pointers in C: when to use the ampersand and the asterisk?

I'm just starting out with pointers, and I'm slightly confused. I know `&` means the address of a variable and that `*` can be used in front of a pointer variable to get the value of the object... more

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C

05/19/19

How to make a variadic macro (variable number of arguments)?

I want to write a macro in C that accepts any number of parameters, not a specific numberexample: #define macro( X ) something_complicated( whatever( X ) )where `X` is any number of parametersI... more

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Trigonometry

05/19/19

The size of a pizza refers to it's diameter. A 24 inch pizza is sliced into 14 equal slices. What is the area of 2 slices.

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Math Algebra 1 Algebra 2

05/19/19

Using the numbers 110, 3.142, 113 and 19 what would be the formula to get 18 without using 18 in the equation?

Using division and addition and 110/3.142 as the initial step and then including 19 and 113, what would be the additional calculations to obtain 18 as the final result? You ARE NOT ALLOWED to use... more

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Algebra 2 College Algebra

05/19/19

Matrix, college

2. A concession stand at a city park sells hamburgers, hot dogs, and drinks. Three patrons buy the food and drink combinations denoted in the following table. Patron 1 spends $11, patron 2 pays $5... more

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Algebra 2 Geometry Time And Work

05/19/19

Pipe and cistern

15 pipes each having the same diameter can fill a cistern in 12 minutes.How Long will it take for 6 pipes,each with double the original diameter,to fill the same cistern at the same speed of the flow? more

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C

05/19/19

Why does the arrow (->) operator in C exist?

The dot (`.`) operator is used to access a member of a struct, while the arrow operator (`->`) in C is used to access a member of a struct which is referenced by the pointer in question.The... more

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Answers •1

Trigonometry Half Angle

05/19/19

Find sin θ/2 cos θ/2 and tan θ/2 cosθ=-3/5 for π/2<θ<π

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Answers •1

Math Geometry

05/19/19

Prove the triangle sum theory

Triangle Sum Theorem: The three angle measures of a triangle add to 180°. Goal: To prove m∠1 + m∠2 + m∠3 = 180°

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Answers •2

Algebra 2

05/19/19

Please help me wit this math question.

compared to the graph of f(x)= X^2, the graph of g(x)=(x-2)^2+3 is the result of translating f(x)... a).2 units up and 3 units rightsb).2 units down and 3 units upc).2 units right and 3 units... more

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Elementary Math

05/19/19

The perimeter of a map of the world is 26 feet. The map is 8 feet wide. How tall is it?

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C

05/19/19

How to define an enumerated type (enum) in C?

I'm not sure what is the proper syntax for using C enums. I have the following code: enum {RANDOM, IMMEDIATE, SEARCH} strategy; strategy = IMMEDIATE;But this does not compile, with the... more

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Unix Shell Command Line

05/18/19

How can I reverse the order of lines in a file?

I'd like to reverse the order of lines in a text file (or stdin), preserving the contents of each line. So, i.e., starting with: foo bar baz I'd like to end up with baz bar foo Is there... more

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Precalculus

05/18/19

Write the equation of the parabola in vertex form that passes through (-6, -7), (-11, -2) and (-8, 1).

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Answers •2

Algebra 2 Systems Of Equations

05/18/19

A scientist needs 90 liters of a 50% acid solution. He currently has a 30% solution and a 60% solution. How many liters of each does he need to make 90 liters of 50% acid solution?

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Math Algebra 2

05/18/19

math problems help me

At 5:00 am, here's what we know about two airplanes: Airplane #1 has an elevation of 33260 ft and is descending at the rate of 800 ft/min. Airplane #2 has an elevation of 1580 ft and is climbing at... more

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C

05/18/19

Forward an invocation of a variadic function in C?

In C, is it possible to forward the invocation of a variadic function? As in, int my_printf(char *fmt, ...) { fprintf(stderr, "Calling printf with fmt %s", fmt); return... more

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C

05/18/19

How do I use extern to share variables between source files?

I know that global variables in C sometimes have the `extern` keyword. What is an `extern` variable? What is the declaration like? What is its scope?This is related to sharing variables across... more

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Similiar Shapes

similiar shapes

STA 2023 Standard Deviation

How do I concatenate const/literal strings in C?

Why does printf not flush after the call unless a newline is in the format string?

Proof geometry flowchart proof

Is an array name a pointer?

Pointers in C: when to use the ampersand and the asterisk?

How to make a variadic macro (variable number of arguments)?

The size of a pizza refers to it's diameter. A 24 inch pizza is sliced into 14 equal slices. What is the area of 2 slices.

Using the numbers 110, 3.142, 113 and 19 what would be the formula to get 18 without using 18 in the equation?

Matrix, college

Pipe and cistern

Why does the arrow (->) operator in C exist?

Find sin θ/2 cos θ/2 and tan θ/2 cosθ=-3/5 for π/2<θ<π

Prove the triangle sum theory

Please help me wit this math question.

The perimeter of a map of the world is 26 feet. The map is 8 feet wide. How tall is it?

How to define an enumerated type (enum) in C?

How can I reverse the order of lines in a file?

Write the equation of the parabola in vertex form that passes through (-6, -7), (-11, -2) and (-8, 1).

A scientist needs 90 liters of a 50% acid solution. He currently has a 30% solution and a 60% solution. How many liters of each does he need to make 90 liters of 50% acid solution?

math problems help me

Forward an invocation of a variadic function in C?

How do I use extern to share variables between source files?

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