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
masya89 [10]
3 years ago
10

Circles and angles: find f

Mathematics
1 answer:
Irina-Kira [14]3 years ago
5 0

Answer:

130°

Step-by-step explanation:

e =  \frac{1}{2} (100 \degree - 80 \degree) \\  \\ e =  \frac{1}{2}  \times 20 \degree \\  \\ e = 10 \degree \\  \\ a =  \frac{1}{2}  \times 80 \degree \\  \\ a = 40 \degree \\  \\ by \: interior \:  \angle \: sum \: postulate \: of \: a \:  \triangle \\ a + e + f = 180\degree \\40\degree + 10\degree + f = 180\degree \\50\degree + f = 180\degree \\f = 180\degree - 50\degree \\\huge \red {\boxed {f = 130\degree}}

You might be interested in
There was 240,000 entries into a ticket lottery. Are these entrées, 0.75% received a chance to buy tickets. How many people rece
Allisa [31]
<h3>♫ - - - - - - - - - - - - - - - ~<u>Hello There</u>!~ - - - - - - - - - - - - - - - ♫</h3>

➷ 240,000 x 0.0075 = 1800

The answer is C. 1,800

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

3 0
3 years ago
Read 2 more answers
???? Help me and I’ll mark as brainliest
Mila [183]

Answer:

15

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
In triangle ABC, the length of side AB is 19 inches and the length of side BC is 25 inches. Which of the following could be the
Tpy6a [65]

Answer:

the answer is B -29 inches

Step-by-step explanation:

do the math they added 5 inches to 19 so just add 5 more inches

6 0
3 years ago
Help help I need to find the height of a cylinder helppp<br> The volume is 1215<br> The radius is9
Naddika [18.5K]

Answer:

15

Step-by-step explanation:

Its pretty simple, u need to learn this.

The solution is volume divided by area of circle.

Area of circle is π times radius square.

8 0
3 years ago
Find the area below. Please help me
Elan Coil [88]

Answer:

84 units squared

7 0
3 years ago
Read 2 more answers
Other questions:
  • Which point is on the line that passes through point Z and is perpendicular to line AB?
    12·2 answers
  • What is the slope of the line that goes through the points (-2,0) and (-2,5)
    11·2 answers
  • I HAVE NO IDEA - Please show your work and full explanation! <br><br> Thanks !
    5·2 answers
  • Simplify the expression. 7C3<br><br> A. 5,040<br><br> B. 210<br><br> C. 1<br><br> D. 35
    11·2 answers
  • Why is 4+-3 equal to 1
    5·2 answers
  • Suppose that the number of patients on the kidney waiting list from 2003 to 2010 can be modeled by the equation ​, where x0 repr
    12·1 answer
  • Suppose (DE) = 103 ft. Calculate the distance of (AB) to the nearest tenth of a foot. Show your work. Don’t forget to label your
    7·1 answer
  • Can you pls help. <br> If you do I will give you brain list but only if it’s right
    5·1 answer
  • Write as an equation and solve: Eight less than the number is 31.
    15·2 answers
  • Please anyone help me ​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!