An inclined ramp is to be built so that it reaches a height of 12 ft over a 18 ft run. (See the illustration.) Braces are placed every 6 ft. Find the height of braces x and y.
A. x is equal to 4 ft, y is equal to 8 ft.
B. x is equal to 11 ft, y is equal to 22 ft.
C. x is equal to 3 ft, y is equal to 22 ft.
D. x is equal to 3 ft, y is equal to 6 ft.
E. x is equal to 7 ft, y is equal to 14 ft.
Answer: A
You might also like to view...
Find the Taylor polynomial of order 3 generated by f at a.f(x) = x2 + x + 1, a = 3
A. P3(x) = 4 + 7(x - 3) + 10(x - 3)2 B. P3(x) = 13 + 7(x - 3) + (x - 3)2 C. P3(x) = 1 + 3(x - 3) + 3(x - 3)2 + (x - 3)3 D. P3(x) = 13 + 7(x - 3) + 7(x - 3)2 + 13(x - 3)3
Write each whole number in standard form.Last year the population of a city increased by two thousand, one hundred eight.
A. 2018 B. 2180 C. 21,008 D. 2108
Use special right triangles to evaluate the expression.cos 45°
A. 
B. 
C. 
D. 
Solve the problem.In a certain town the annual consumption, b, of beef (in pounds per person) can be estimated by 
where t is the number of years since 2010. Find and interpret the t-intercept of the graph of this function.
A. 34; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078. B. 68; The annual consumption of beef in this town was 68 pounds per person in 2010. C. 34; The annual consumption of beef in this town was zero pounds per person in 2010. D. 68; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078.