avenhollander
avenhollander avenhollander
  • 19-03-2019
  • Mathematics
contestada

please help me answer this!!!! 15 points

please help me answer this 15 points class=

Respuesta :

cblue8282 cblue8282
  • 19-03-2019

Answer:

m∡AOB = 40°

Step-by-step explanation:

m∡AOC = m∡AOB + m∡BOC (given by diagram)

108 = 3x + 4 + 8x - 28 (sub.)

132 = 11x (subt. POE and simplify)

x = 12 (div. POE)

m∡AOB = 3x + 4 (sub.)

m∡AOB = 3*12 + 4 (sub.)

m∡AOB = 40° (simplify)

Answer Link

Otras preguntas

The length of a rectangle is three times longer than its width. The perimeter of the rectangle is 16 feet. If x represents the width of the rectangle, which equ
how do you solve this equation thankyou. 5n+34=-2(1-7n)
Find the percent of the number. 522% of 85
Each tray has 5 colors. one of the colors is purple. what fraction of the colors in 20 trays is purple?
which statement is a true statement a. a trapezoid is a regular polygon b. not all rectangles are parallelograms c. not all parallelograms are rectangles d. a t
Albert Einstein believed that motion can be measured only relative to a particular observer. true or false
why does the U.S. Constitution play an important part in the work of the United States Supreme Court?
latitude can be easily determined by using sun angles and star sightings. Assume you are using polaris ( the North Star) as your frame of reference. What is the
Which part of a sperm cell is responsible to move the cell forward? A. round head B. mitochondria section C. cell wall D. flagellum
Why do plants found at a different elevation on a mountain might differ