Difference between revisions of "2019 AMC 8 Problems/Problem 21"

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==Problem 21==
 
==Problem 21==
What is the area of the triangle formed by the lines
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What is the area of the triangle formed by the lines <math>y=5</math>, <math>y=1+x</math>, and <math>7=1-x</math>?
𝑦=5,𝑦=1+𝑥,and 𝑦=1−𝑥 ?  
 
  
 
<math>\textbf{(A) }4\qquad\textbf{(B) }8\qquad\textbf{(C) }10\qquad\textbf{(D) }12\qquad\textbf{(E) }16</math>
 
<math>\textbf{(A) }4\qquad\textbf{(B) }8\qquad\textbf{(C) }10\qquad\textbf{(D) }12\qquad\textbf{(E) }16</math>
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==Solution 1==
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==See Also==
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{{AMC8 box|year=2019|num-b=20|num-a=22}}
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{{MAA Notice}}

Revision as of 12:39, 20 November 2019

Problem 21

What is the area of the triangle formed by the lines $y=5$, $y=1+x$, and $7=1-x$?

$\textbf{(A) }4\qquad\textbf{(B) }8\qquad\textbf{(C) }10\qquad\textbf{(D) }12\qquad\textbf{(E) }16$

Solution 1

See Also

2019 AMC 8 (ProblemsAnswer KeyResources)
Preceded by
Problem 20
Followed by
Problem 22
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
All AJHSME/AMC 8 Problems and Solutions

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