CHAPTER 1
The measure is greater than 0°, but less than 90°.
Acute Angle
Convert 0.6 radians to grades.
Round your answer to the closest one hundredth decimal.
34.38 degrees
Find the value of X.
x = 32
Classify the Figure on board:
*Quadrilateral
*Parallelogram
*Rectangle
All of them
It is greater than 90°, but less than 180°.
Obtuse Angle
Convert 157.611° to grades, minutes and seconds.
If necessary, round the answer to the closest second.
157°36'40''
What kind of congruency the following triangles own?
(Professor will draw on board)
Congruency ASA
Consider parallelogram JKLM from board.
Use the given information in problem to find the following:
x=?
angle M= ?
angle MLJ = ?
x = 3
Angle M = 65°
Angle MLJ = 57°
The sum of the two angles is equal to a right angle of 90° is called __________________.
The sum of the two angles is equal to a straight angle of 180° is called _________________.
Complementary for Sum of 90.
Supplementary for Sum of 180.
Convert 21°9'19'' to a number with decimal degrees.
Intermediate calculations are not rounded.
Round the final answer to the closest one thousandth decimal.
21.155°
Find the value of X.
(Professor will draw figure on board)
x = 20
Consider parallelogram VWXY from board.
Use the given information in problem to find the following:
x=?
angle X= ?
angle XYW = ?
X = 1
Angle X = 107°
Angle XYW = 32°
In the next figure,
(Professor will write on board)
angle 1= x + 66
angle 2= 2x
Find the measure of the two angles.
angle 1 = 104
angle 2 = 76
Find the reference angle of:
a) −17π/12
b) −705°
a) 5π/12
b) 15°
Using Thales Therorem to find the distance AE knowing the following:
AD = 20, BE = 12, CD = 24
(Professor will draw picture on board)
AE = 10
In the following rectangle,
SU = 4x+2, RT = 5x-8 and Angle VUT = 39°
Find RV and Angle VRU.
(Professor will draw picture on board)
RV = 21
Angle VRU = 51°
In the next figure, j ‖ n
(Professor will draw on board)
Find the values of y and z.
y = 111
z = 20
Answer the following:
(a) Find and angle between 0 and 2π that is coterminal with 11π/2
(b) Find and angle between 0° and 360° that is coterminal with −272°.
Give the exact values in your answers.
(a) 3π/2 radians
(b) 88°
Use Pythagoran Theorem to find the missing side in the following right triangle.
(Professor will draw picture on board)
x = 16
Professor will draw a trapezoid picture on board:
a) Determine the value of the angles.
b) Determine side EF if AB = 10 and CD = 15
a) Angle A and B = 117°
Angle E and F = 63°
b) EF = 20