Mr. Rosenberger asked his students to use the distributive property to rewrite the expression 18(24) by using friendlier numbers
.
The table below shows the expressions that four students created.
Expressions Created by Students
Student
Expression
Aaron
10+8x4+20
Brian
10+8(4+20)
Cece
18(4+6)
Diana
18(4+20)
Which student's expression is equivalent to 18(24)?
Aaron
Brian
Cece
Diana
The table below shows the expressions that four students created.
Expressions Created by Students
Student
Expression
Aaron
10+8x4+20
Brian
10+8(4+20)
Cece
18(4+6)
Diana
18(4+20)
Which student's expression is equivalent to 18(24)?
Aaron
Brian
Cece
Diana
2 answers:
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Answer:
Option 3.
Step-by-step explanation:
It is given that a triangle sits on a line and forms 2 exterior angles on the left and right of the triangle of (2h) degrees.
The top interior angle of the triangle is 40 degrees.
From the given figure it is clear that
(Supplementary angle)
(Supplementary angle)
According to the angle sum property of triangle, the sum of all interior angles of a triangle is 180 degree.
Combine like terms.
Divide both sides by -4.
The value of h is 55.
Therefore, the correct option is 3.
