Asked by Help needed
Find the measure of the sides of an equilateral PQR if PQ = 5x - 7 and PR = 2x +5.
I cannot understand this!
I cannot understand this!
Answers
Answered by
MathMate
An equilateral triangle PQR has all sides of equal lengths.
If PQ = 5x - 7, and
PR = 2x +5, then we can conclude that
PQ=PR, or
5x-7=2x+5
Solve for x
5x-2x = 5+7
3x = 12
x = 4
Substitute x=4 into 5x-7 to get
So each side of the triangle is 5*4-7=13 units in length.
If PQ = 5x - 7, and
PR = 2x +5, then we can conclude that
PQ=PR, or
5x-7=2x+5
Solve for x
5x-2x = 5+7
3x = 12
x = 4
Substitute x=4 into 5x-7 to get
So each side of the triangle is 5*4-7=13 units in length.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.