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
hoa [83]
3 years ago
10

Which triangle is a 30°-60°-90° triangle?

Mathematics
1 answer:
Talja [164]3 years ago
5 0

Answer:

the first one

Step-by-step explanation:

Hey There!

Look at the image for the rule of a 30- 60 - 90 triangle

x = 5

the hypotenuse would be x2 so 10

the longer leg would be x\sqrt{3}

So the first triangle is the right answer

You might be interested in
Please answer this question now in two minutes
shepuryov [24]

Answer:

40m Since it is the shortest side

Step-by-step explanation:

7 0
3 years ago
If = 80°, and m∠BED = 25°, what is ?<br><br> 55°<br> 30°<br> 65°<br> 20°
Tomtit [17]
The complete question in the attached figure

we know that
<span>The measure of the external angle is the semidifference of the arcs that it covers.
so
</span><span>m∠BED =(1/2)*[mAC-mBD]-------> solve for mBD
mBD=mAC-2</span>m∠BED
mBD=80-2*25--------> mBD=30°

the answer is
mBD=30°

5 0
3 years ago
Name two special right triangles by their angle measures.
Mandarinka [93]

Answer:

right angle?

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Pleas help, I’ll mark as brainliest.
STatiana [176]

Answer:

Step-by-step explanation:

f(4) = -1

g(4) = -2

(f + g)(4) = f(4) + g(4) = -3

Hope that helps!

3 0
2 years ago
Read 2 more answers
What is -5(-2)<br>not multiple choice just a box where I type it.​
frez [133]

Answer:

10

Step-by-step explanation:

4 0
3 years ago
Other questions:
  • What is the equation in point slope form of the line that passes through the point (−2, 4) and has a slope of 5?
    13·1 answer
  • Identify the zeros of the polynomial function N(x) = 1/2(x-1)(x+3)
    14·1 answer
  • James will need 180 cubic feet of concrete. The concrete mix delivery truck driver wants the order in cubic yards. How many cubi
    10·1 answer
  • How do I solve this <br> 1-2
    9·2 answers
  • You are a volunteer at a physical therapy clinic. A set of stairs you use to help patients is shown with its dimensions. What is
    10·1 answer
  • One hundred sixty people who suffer from painful diabetic neuropathy have volunteered to participate in a study. Eighty are sele
    15·1 answer
  • Jenny runs one-third of a kilometre on Monday and three-quarters of a kilometre on Wednesday.
    12·1 answer
  • Plssss helpppppp:c uhhhh
    5·2 answers
  • Which is a pair of vertical angles?
    6·1 answer
  • Find the value of cos E rounded to the nearest hundredth, if necessary. please help thanks
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!