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
klemol [59]
2 years ago
15

Can someone pls help lol I rlly do need help on this :)

Mathematics
1 answer:
Fittoniya [83]2 years ago
7 0

Answer:

a+51=90

a+51+90=180

39

Step-by-step explanation:

hope this helped :)

You might be interested in
Find the area of this figure
Anna [14]
30cm2 I believe this is the answer according to my calculations
8 0
2 years ago
Read 2 more answers
The x-intercepts of a quadratic function are −3 and 5. What is the equation of its axis of symmetry?
Reil [10]

Answer:

x = 1

Step-by-step explanation:

Remember that the axis of symmetry is exactly halfway between the x-intercepts.  Find the average of -3 and 5 to obtain this x-value:  It is:

                         -3 + 5

x - intercept = ------------  =  x = 1

                              2

4 0
3 years ago
i will mark brainliest i just need two answers so i could mark one brainliest David surveyed students to find out which school s
Yanka [14]

Answer:

B. line graph

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What doexs this equal: 3ab-9ab+7ab
AfilCa [17]

Answer:

I think that it equals 1ab. Because 3ab - 9ab= -6ab + 7ab= 1ab



8 0
3 years ago
Read 2 more answers
Use the AA similarity Postulate to prove the diagram has two similar
Allisa [31]

Answer:

Triangle  PRT is similar to triangle SRQ

Step-by-step explanation:

AA similarity Postulate :If two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar.

one  angle is already given   : angle    RPT congruent to  angle   RSQ

The other is   :   angle    TRP congruent to  angle  SRQ (both triangles share the  same angle)

Triangle PRT is similar to triangle SRQ  (AA postulate)

3 0
3 years ago
Other questions:
  • Graph the line y=3x-7
    12·1 answer
  • Jordan is three years older than four times Lily's age. The sum of their age is 68. How old is Jordan?
    15·1 answer
  • What is estimate 353+328
    15·2 answers
  • Find the equation of the line between (-7,4) and (5,9) in slope intercept form
    11·1 answer
  • First person to answer gets brainliest find the domain and range of the following absolute functions . F(x)=|x+6|
    15·2 answers
  • An SRS of 350 high school seniors gained an average of x¯=21 points in their second attempt at the SAT Mathematics exam. Assume
    8·1 answer
  • The diameter of a circle is 5 ft. Find the circumference to the nearest tenth(urgent)
    6·1 answer
  • Many high school students take the AP tests in different subject areas. In 2007, of the 144,796 students who took the biology ex
    8·1 answer
  • What is the value of (8 – 3)!? A. 336 B. 40,314 C. 5 D. 120
    7·2 answers
  • Factorize (x^2-y^2)z + (y^2-z^2)x​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!