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
Georgia [21]
3 years ago
12

If B is the midpoint of line AC, AC=CD, AB=3x+4, AC=11x-17, and CE=49, find DE

Mathematics
1 answer:
vekshin13 years ago
5 0

Answer:

DE=11 UNITS

Step-by-step explanation:

Given AC=CD

And AC=2AB as B is the mid point of AC

Hence 2(3x+4)=11x-17

6x+8=11x-17

11x-6x=17+8

5x=25

x=5

Hence AC=11(5)-17= 55-17=38

AC =CD = 38

CE = 49

Hence DE = CE-CD= 49-38 = 11

units

You might be interested in
The apothem of a regular hexagon measures 8 cm. Which are true of the regular hexagon? Check all that apply. // 1.The perimeter
olganol [36]
The right answer would be.

The measure of the angle formed by the radius and the apothem is 30 degrees.

In a regular hexagon, the radius and side length are equal in length.

The area of the hexagon is about 221.7 square cm.
5 0
3 years ago
Read 2 more answers
The figure shows two triangles on a coordinate grid:
Afina-wow [57]
IT IS CORRECT 5 UNIT DOWN TRANSLATION 180 DEGREE COUNTERCLOCKWISE ROTATION
3 0
3 years ago
Read 2 more answers
An art teacher has 70 1/2 pounds of clay and 25 students. Each student will get an equal amount of clay. How much clay does each
Zigmanuir [339]
70 1/2 divided by 25
5 0
3 years ago
An airplane left Atlanta with 20 empty seats. If the airplane was 75% full, what was the total number of seats on the airplane?
jek_recluse [69]
Answer is <span>C. 80

hope that helps

75% are full with 20 seats empty so </span>20 seats empty = 25%

75% * 20 / 25%  = 60

8 0
3 years ago
In 10⁵, the number 10 is the?​
xxMikexx [17]

Answer:

The number 10 is the base

8 0
3 years ago
Other questions:
  • Which statements differentiate DNA and RNA? Check all that apply.
    5·2 answers
  • Keiko is mixing 4 cups of concrete to make a stepping stone. She needs 1.5 cups of sand and 2.5 cups of cement mix. Which statem
    10·1 answer
  • two cylinders are similar. the surface area of one is 64cm2 and the surface area of the other one is 81cm2. find the scale facto
    7·1 answer
  • In the figure, lines 1, m, and n are parallel. A classmate says you can use the corollary to the side-splitter theorem to find x
    13·1 answer
  • What is the simplified form of i^13
    6·1 answer
  • Need helpppp gajsgajshajda​
    14·1 answer
  • Cary calculated the surface area of a box in the shape of a rectangular prism. She wrote the equation 148 = 2 (6w + 6h + hw) to
    12·1 answer
  • The temperature in a chemical reactor was measured every half hour under the same conditions. The results were 78.1°C, 79.2°C, 7
    12·1 answer
  • Not sure how to do 13-18.
    10·2 answers
  • I need help with my math
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!