Answer to Question #133406 in Geometry for Ellianna

Question #133406

If PQ= 2x , QR = 5x , and PR = 7 , what is QR?

Expert's answer

$PQ+QR=PR$

If $PQ=2x$ , $QR=5x$ and $PR=7$ , then

$2x+5x=7$

$7x=7$

$x=1$

Calculate the value of $QR$ :

$QR=5x=5*1=5$

Solution: $QR=5$ .

Learn more about our help with Assignments: Geometry

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. ∠A and ∠B are complementary. Find m∠A and m∠B. M∠A= (3x+2) M∠B= (x-4’) M∠A= M∠B=
2. K is between J and M. L is between K and M. M is between K and N. If Jn=30, KM=8, and Jk=kL=lm, what
3. A right-circular cone is inscribed in a sphere having a fixed radius of 10 in. Express the volume o
4. D. Give the formula for the following and briefly explain the formula concept: 1. Area of a regular
5. C. Give 5 examples of solid figures. Briefly explain what is a solid figure.
6. B. Give 5 examples of plane figures.
7. A. What is mensuration? Answer in 3 to 4 sentences