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
mixas84 [53]
2 years ago
12

Can someone help please.

Mathematics
1 answer:
snow_lady [41]2 years ago
8 0
<span>By the Pythagorean theorem
AB = </span>√(12²+5²) = √169 = 13 units

\frac{AD}{AB} =  \frac{BD}{BC} \ \to \ BC= \frac{AB*BD}{AD}= \frac{13*12}{5}=   31.2 \ units
You might be interested in
Assume that y varies inversely as x. If, y, is 2.4 when x = 5, which is an equation that relates x and y?
Firlakuza [10]
K=y•x
Inverse means 1/variable
y=k•1/x
y=k/x
k=y•x

x=5
y=2.4
k=2.4 • 5
k=12

Answer is:

y=12/x

Good luck.
4 0
2 years ago
I need help step my step plz
Nikitich [7]

8 = 4 + 4

8 * 3 = (4 + 4) * 3 = (4*3) + (4*3) = 12 + 12 = 24

8 0
3 years ago
Write the equation in vertex form. Then identify the vertex, axis of symmetry, and direction of opening.
Bad White [126]

Step-by-step explanation:

y-2=2(x-0)^2

Vertex: (0,2)

Axis of Symmetry is x=0

Opens upward

Hope that helps :)

6 0
3 years ago
Find the product: (-4x - 3y)( - 2x + y)<br>A. 8x2– 3y2<br>B. 8x2 + 10xy - 3y2<br>D. 8x2 2xy - 3y2​
bogdanovich [222]
D, 8x^2 + 2xy - 3y^2.
7 0
3 years ago
Ed is a sales person.He sold a canoe for $997 and earned 4% commission.How much commission did Ed earn?
Wittaler [7]
He earned $39.88 in commission
6 0
2 years ago
Other questions:
  • Suppose f(x)=x^2. Find the graph of f(x+2). Ive gone through the tutorial if someone could explain it that be extremely helpful.
    12·1 answer
  • What is the solution of the system?y=-8x-2 and y=-6x+4
    8·1 answer
  • David and Jillian are playing a board game together. Jillian wants to trade her wool cards for David's ore cards. The double num
    15·2 answers
  • A property tax rate of 16.3 mills is equal to
    8·1 answer
  • What is seventeen thousand and one hundred six thousandths in standard form
    13·1 answer
  • A truck is carrying 513 pounds. There are 27 boxes of chocolate in the truck. About how much does each box weigh?
    14·1 answer
  • A map has a scale of 3 cm and 20 cm which statement is true or false two cities are actually 66 cm part are9.9 cm part
    8·1 answer
  • Help me i need it right now pls
    7·2 answers
  • NO SCAM PLEASEEEE
    8·1 answer
  • HELP ME I WILL GIVE BRAINLIEST
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!