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
tangare [24]
3 years ago
9

An equilateral triangle with side length 1 cm is shown in the diagram, work out the height of the triangle.

Mathematics
1 answer:
irina [24]3 years ago
5 0

Answer:

0.9 cm

Step-by-step explanation:

c is the length of the side. a is the altitude. b is the base. a is the vertical bisector if the base, so the base is 0.5 cm.

c² = a² + b²

1² = a² + 0.5²

1² - 0.5² = a²

1 - 0.25 = a²

√0.75 = a

0.8660254 = a

round to 0.9

You might be interested in
4,6,9,...<br> Find the 8th term.<br> Find the 8th term.
krek1111 [17]

Answer:

4, 6, 9, 12, 15, 18, 21, <u><em>24.</em></u>

Step-by-step explanation:

The 8th term is 24.

just +2 (add 2) every time.

3 0
2 years ago
PLZZZZZZZZZ HELP THERE IS JUST THIS ONE AND IM STILL CONFUSED PLZZZ HELPPPP ME REAL QUICK ITS REALLY EASY
RUDIKE [14]
Angle a is 22.62 degrees
and
angle b is 67.38 degrees

7 0
3 years ago
Yurrrrrrrr......................​
baherus [9]

Answer:

1000000000000000000000+10000000000000000000000 :)

Step-by-step:

4 0
2 years ago
Read 2 more answers
Rachel, a 45-year-old female, bought a $120,000, 20-year life insurance policy through her employer. Rachel is paid biweekly.
Andrew [12]

Answer: the answer is $63.14.

Step-by-step explanation:

I took the test and got it correct.

7 0
2 years ago
Any help is greatly appreciated! Thank you!
nadya68 [22]
Here u go. It says my answer has to be at least 20 words long so I'm just typing for no reason. Lol.

3 0
3 years ago
Read 2 more answers
Other questions:
  • Please help:) deadline is tonight :0 picture of question below
    8·1 answer
  • What’s the multiple of 9 that adds to 18
    5·2 answers
  • Solution to 3x-7y=19​
    5·1 answer
  • Let f be a linear function such that f(1) = 5 and f(3) = 9. Find an equation for f(x).
    15·1 answer
  • In Alaska, the temperature can get cold really quickly. Yesterday, the temperature dropped 3 degrees for 9 hours straight. What
    5·2 answers
  • Help asap please!! thank you
    8·1 answer
  • What is the slope of the line that passes through the points listed in the table?
    13·1 answer
  • A. 0.12<br> B. 0.13<br> C. 0.14<br> D. 0.15<br> Explain why you chose the answer
    12·1 answer
  • Solve for x on each of these questions please!
    9·1 answer
  • In what table does y vary directly with x?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!