Answer:
210° , 330°
Step-by-step explanation:
using the sides of the 30- 60- 90 triangle
with legs 1,
and hypotenuse 2 , then
= 30° ← related acute angle
since
- 
then angle is in third / fourth quadrants , then required angles are
180° + 30° = 210° ← in third quadrant
360° - 30° = 330° ← in fourth quadrant
20% people were satisfied with the car
Step-by-step explanation:
Percentage of a certain quanitity is calculated by using the following formula

Given
Total people surveyed = 2800
People satisfied with the car = 560
So,

Hence,
20% people were satisfied with the car
Keywords: Percentage
Learn more about percentage at:
#LearnwithBrainly
X/1 would equal -2- square root of 11 and x2 would equal -2 plus square root of 11
Answer:
L = 2r + 3
Step-by-step explanation:
Given parameters:
Area of rectangle = 14r + 21
Width of the rectangle = 7ft
Unknown:
Length of the rectangle = ?
Solution:
If the length of the rectangle is designated as L;
Area of a rectangle = Length x width
Now insert the parameters:
14r + 21 = L x 7
L =
L = 2r + 3
Answer:
30
Step-by-step explanation:
3 pieces each 1 dekameter long
1 dekameter = 10 meters
Convert dekameters to meters
3 pieces each 10 meters long
Multiply
Glenn has 30 meters of lanyard
Divide
He can cut 30 1-meter pieces
Hope this helps :)