1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Vaselesa [24]
4 years ago
11

The diagonals of rectangle nopq intersect at point r. if qr=3x-4 and np=5x+20, solve for x.

Mathematics
1 answer:
4vir4ik [10]4 years ago
5 0
The diagonals of a rectangle are congruent.  We have half of diagonal QO and the whole diagonal of NP.  So the equation will look like this: 5x+20=2(3x-4).  5x+20=2(3x-4).  5x + 20 = 6x - 8.  28 = x.  Therefore, x = 28 and the length of the diagonals is 160
You might be interested in
two angles in a triangle mesaure 65 degrees and 75 degrees what is the measure of the third angle of the triangle
podryga [215]

Answer:

40°

Step-by-step explanation:

The interior sum of a triangle is 180°.  Since we have two known angles we will subtract those values from 180 to obtain our third angle and so:

180°-65°-75°=40°


8 0
3 years ago
Solve.<br>(-2/3)(-1/4)<br><br>A. -2/7<br>B. -2/12<br>C. 2/12<br>D. 2/7<br><br><br>​
WITCHER [35]

Answer:

C. 2/12

Step-by-step explanation:

multiplication  and when two negatives are multiplied together they always equal a positive i hope this helps have a great day :)

6 0
3 years ago
Can someone tell me what 8 x 1 1/2 equals
Lady_Fox [76]
8 x 1 = 8
8 x 1/2 = 4
8+4 =12
therefore, 8 x 1 1/2 = 12
7 0
4 years ago
Read 2 more answers
5. Pens are sold in a local store for 80 cents each. The factory has $1200 in fixed costs plus 5 cents of additional expense for
8090 [49]

Answer:

22

Step-by-step explanation:

,

7 0
3 years ago
Anyone know this equation ????
kari74 [83]

Answer:

c (-2,1)

Step-by-step explanation:

use y= and substitute into 2nd equation which will give you x. Then take x value and substitute into first equation which will give you y value and theres your answer    

4 0
3 years ago
Other questions:
  • 3x^2-x-2 by x+4 using synthetic division
    14·1 answer
  • A flowchart proof presents a logical argument using ___
    12·1 answer
  • Directions: Apply me u<br>you answer should be w<br>1) 12. 12² =​
    15·1 answer
  • What's the answer and how did you get it?!!
    9·1 answer
  • Whats 834×5 plz tell me
    10·2 answers
  • Ethylene glycol (antifreeze) has a density of 1.11 g/cm^3.. .
    6·1 answer
  • C-Spec, Inc., is attempting to determine whether an existing machine is capable of milling an engine part that has a key specifi
    8·1 answer
  • Write an equation of the line passing through point p(-2,6) that is parallel to the line x=-5
    15·1 answer
  • A bakery used 25% more butter this month than last month. If the bakery used 240 kilograms of butter last month, how much did it
    5·1 answer
  • On a map with a scale of 0.25 inch = 30 miles the distance between two cities is 8.3 inches
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!