Quadrilaterals 9 Warm Up. Find all the numbered angles. If the figure is a … 1. Rectangle 2. Parallelogram 32° 2 4 3 1 57° 47° 20° 1 2

3. Rhombus 4. Square 1 2 47° 1 3 2

5. Kite 6. Isos. Trapezoid 34° 57° 1 2 3 31° 97° 21° 3 1 2

Answer Bank: Select 8 answers from below Answer Bank: Select 8 answers from below. Write them on the 3 by 3 grid on your paper. Rectangle 11 4 140° Parallelogram 31° 6 130° Isos. Trapezoid 70° 67.5 80° 100° - 66°

Find the m1. (2x)° (7x)° 1

2. Find the measure of ABC. (5x)º (2x + 24)º A B C D

3. Find x. (x + y)º (x - y)º

4. Find mABC. A (13x)° B (x2)° C

5. Find the m1. (3x + 90)° (7x + 10)° 1

6. Find x. (5x)° (3x)° 42° 50°

Graph the coordinates A, B, C, and D Graph the coordinates A, B, C, and D. Give the best name of the quadrilateral. A(-4, 0), B(-2, 3), C(4, -1), D(2, -4)

ABCD is a rectangle with diagonals intersecting at E. If the mADB = (9x – 5)° and mACB = (4x + 25)°, find x.

RSTV is a rhombus with diagonals intersecting at E. If mTRS = 9x + 5 and mSVT = x + 25, find mSVT.

ABCD is an isosceles trapezoid with legs and . If mA = (x2)° and mC = (8x)°, find the mA.

11. Find x. (2x + 3y)° 26° 34° (x + 5y)°

What is the best name of quadrilateral JKLM if JM = KL and .

Graph ABCD and find the slope of . A(-4, 1) B(-3, 4) C(3,2) D(2, -1)

14. In parallelogram ABCD, find mABC. 75° A B C 105° 35° 40° D

What is the best name of quadrilateral JKLM if JK = ML and .