Determine the measure of the interior angle RST in the regular polygon shown below.

What is 120 degrees?
Determine of the following is not true about a parallelogram:
A. Any two same side interior angles are supplementary.
B. Any two opposite sides are congruent.
C. Any two opposite angles are congruent.
D. The diagonals are congruent.
What is D. The diagonals are congruent?
QRST is a square. Which statement is false?
A. overline{QR} ∥ \overline{TS}
B. QS = RT
C. \overline{QR} ⊥ \overline{TQ}
D. QT ne QR
What is D. QT ne QR?
The measure of angle B.

What is 79 degrees? (x = 9)
The figure shows a trapezoid. Find the value of x.

What is 138 degrees?
Find the measure of an exterior angle of a regular 24-gon.
What is 15 degrees?
In the rectangle below, solve for angle HEF:

What is 67 degrees?
Classify each quadrilateral as a trapezoid, parallelogram, rectangle, rhombus, or square. Be as specific as possible.

What is
Rectangle,
Trapezoid,
Rhombus,
Square,
Parallelogram?
In parallelogram NPQR, if NS = 2x + 7 and NQ = 10x – 46, find SQ. Round to the nearest hundreth if needed.

What is SQ = 27? (x = 10)
In rhombus RMBS, which of the following statements is not necessarily true?


What is D? - only happens when the shape is square
The number of sides of the polygon if the interior angle of a regular polygon measures 135°
What is 8 sides?
ABCD is a rectangle. If DE = 4x + 1, EB = 12x – 31, and CD = 28, find AD. Round to the nearest hundreth if needed.

What is 19.29? (x = 4)
If PQRS is a rectangle, m∠PQS = (y + 34)° and m∠RSQ = (3y – 4)°, find each missing value.
y =
m∠PQS =
m∠QSP =
What is y = 19, m∠PQS = 53°, and m∠QSP = 37°
Solve for x. Round to the nearest hundreth if needed.

What is x = 8?
Find m∠R.

What is 57 degrees? (x = 10)
The sum of the interior angles of a polygon is 6300°. Find the number of sides.
What is 37 sides?
Trapezoid ABCD has bases AB and CD
m∠A=(4x-12)°, m∠B=(5x-17)°, and m∠D=(6x-8)°

Find the value of x. Double points for finding m∠C.
x = 20
m∠C = 97°
If MNOP is an isosceles trapezoid, MP = 16x – 13, NO = 9x + 8, PN = 5y + 19, and MO = 12y – 37, solve for x and y.

What is x = 3 and y = 8?
Solve for x.

What is x = 15?
In parallelogram WXYZ, determine which of the following pairs of angles are supplementary.
I. Y and Z
II. X and Z
III. W and Y
What is I. Y and Z ?
In the figure below, a regular polygon is partially covered by a piece of paper. Determine how many sides the polygon has.

What is 9 sides?
In rhombus HGFI, find m∠HGF.

What is 70 degrees? (x = 8)
In the parallelogram below, if m∠BCD = 65°, find m∠ADB.

What is 61 degrees? (x = 12)
Sum of the interior angles of the following convex shape:

What is 900 degrees?
Find the value of x.

What is x = 16?