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
klasskru [66]
3 years ago
8

PLEASE HELP ME 20 POINTS FIR THE CORRECT ANSWER

Mathematics
1 answer:
Yanka [14]3 years ago
8 0

Answer:

AC ≈ 11 cm

Step-by-step explanation:

i used the pythagorean theorem twice . . .

1st was with ΔCED:

EC² + 7² = 8²

EC² = 64-49

EC = √15

2nd was with ΔAED:

AE² + 7² = 10²

AE² = 100-49

AE = √51

√51 + √15 ≈ 11

You might be interested in
Is grade level qualitative or quantitative?
Tanya [424]
It would be quantitive I believe
8 0
3 years ago
Solve for k.<br> 6k - 8 = 4K + 15
Brut [27]

Hi,

Answer:

k = \frac{23}{2}

Step-by-step explanation:

Subtract 4k from both sides

6k - 4k = 2k

2k - 8 = 15

Add 8 on both sides (you want to get rid of the 8 in order to leave the k alone)

2k = 23

k = 23/2

Have a good day!

4 0
3 years ago
Read 2 more answers
When a number is divided by -3, the result is 12 more than the number what is the number?
olga55 [171]
X/-3 = 12 + x
x = -36 - 3x
4x = 36
x= = 9

The number is 9.

8 0
3 years ago
BRAINILEST IF ANSWEED QUICKLY AND CORRECT
r-ruslan [8.4K]

Answer:

The answer is B.It is one-half the area of a square of side length 4 units.

Step-by-step explanation:

Given a coordinate grid shown with triangle of measurements with base 4 units and height also 4 units.

We have to find the area of triangle which can be calculated as

⇒  

                 =  

we have to choose the statement describes the area of the triangle evaluate above.

Option A: Not matched ∵equals to [area of rectangle of length 4 units width 2 units]=                                    

Option B: matched : given one-half the area of a square of side length 4 units.

⇒  

Option C : Not matched : It is twice the area of a rectangle of length 4 units and width 2 units

⇒

Option 4 : Not matched : It is twice the area of a square of side length 4 units.

⇒  

So, the correct option is B. It is one-half the area of a square of side length 4 units.

4 0
3 years ago
Read 2 more answers
Find the total cost, to the nearest cent, for a meal at a restaurant that cost $19.74 with
Oksanka [162]
$21.22

Multiply 19.74 times 0.075 (7.5% converted to a decimal) to get 1.48 (the amount of tax) and add that to the cost of the meal (19.74)
8 0
2 years ago
Read 2 more answers
Other questions:
  • Describe a situation that could be modeled with the ratio 4:1
    6·2 answers
  • A culture started with 6,000 bacteria. After 4
    15·1 answer
  • The ratio of girls to boys in the 6th grade is to 6to7 how many girls are there if there are 364total students
    6·1 answer
  • The number of miles represented on a map is directly proportional to the number of centimeters measured on a map. A certain Texa
    6·2 answers
  • I WILL GIVE YOU A COOKIE IF YOU ANSWER THIS QUESTION CORRECTLY!!!
    10·1 answer
  • Help asap this is due tonight
    8·1 answer
  • when jane uses her calling card overseas, the cost of a phone call is .75 for the first three minutes and. 12 for each additiona
    12·1 answer
  • What is 372.42 correct to one significant figure?
    8·1 answer
  • Henrik makes 5 L of juice from his blueberries. He fills the juice in bottles like
    13·1 answer
  • Frank left his house at 7 a.m. and drove to the airport at
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!