What are the diameter and circumference of the unit circle? Answer using π.
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Option B. 55° is the correct answer
Step-by-step explanation:
"The sum of interior angles of a triangle is always 180°"
Given
m∠A=(3x+1)°
m∠B=(2x-1)°
m∠C = 40°
We know that
m∠A+m∠B+m∠C=180°
Putting the values of angles
Subtracting 40 from both sides
Dividing both sides by 5
We have to find Angle B,
So
m∠B = 2x-1 = 2(28)-1 = 56-1 = 55°
Hence,
m∠B=55°
Option B. 55° is the correct answer
Keywords: Triangle, Interior angles
Learn more about triangles at:
#learnwithBrainly
Put simply, you have to work backwards in making the equations. Start with the product of 8/3 and 9.
*9
Next take 1/4 of that. This can be done in two ways, either multiplying by 1/4:
(*9)*
, or dividing everything by 4.
(*9)/4
Finally, subtract three.
The final equation would read:
((*9)*)-3
Using PE(M/D)(A/S), we'd start with*9
3 and 9 cancel out to be 1 and 3, leaving us with
, or 8, and 3 and this part of the equation reading 8*3, which is 24.
The next step is
, which is 6.
Lastly we subtract 3 from six, leaving us 3.
Next take 1/4 of that. This can be done in two ways, either multiplying by 1/4:
(
, or dividing everything by 4.
(
Finally, subtract three.
The final equation would read:
((
Using PE(M/D)(A/S), we'd start with
3 and 9 cancel out to be 1 and 3, leaving us with
The next step is
Lastly we subtract 3 from six, leaving us 3.