Transformations
"What transformation flips a figure over a line, creating a mirror image?"
What is a reflection?
What are angles called that are on opposite sides of the transversal and inside the two parallel lines?
What are alternate interior angles?
What type of symmetry does a shape have if it can be folded along a line and both halves match exactly?
What is reflection symmetry?
Solve for x.
6x-28=4x+18
What is x=23?
What is the formula for the area of a trapezoid and triangle?
What is...
area of a trapezoid: (1/2)(b1+b2)(h)
area of a triangle: (1/2)(b)(h)?
Translate the point (-2,5) 3 units left and 4 units down. What are the new coordinates?
What are (-5,1)?
If two angles are vertical angles and one measures 50 degrees, what is the measure of the other angle?
What is 50 degrees?
What type of symmetry does a shape have if it can be rotated by a certain degree and still look the same?
What is rotation symmetry?
Solve for x.
3x-2+x+8+2x+3=180
What is x= 28.5?
How do you find the height of a trapezoid, triangle, and parallelogram?
What is looking for the side that goes from the corner and makes a 90 degree angle with the base (another side)?
Identify correctly the transformations for parts a-f on poster #1.
a. reflection, b. translation, c. rotation or rotation, and translation, d. rotation or rotation and translation, e. reflection, f. rotation or reflection and then translation
If one angle in a supplementary pair measures 135 degrees, what is the measure of the other angle?
Does an equilateral triangle have rotation symmetry?
What is yes?
If a pair of complementary angles measure (2x+9) degrees and 59 degrees, what is the value of x?
What is 11 degrees?
Find the area of figure a (look at poster 5).
What is 350 cm^2?
What are the coordinates of the point (4,-2) after reflecting it over the x-axis?
What are (4,2)?
What type of angle relationship is shown in poster #2?
What are Alternate Exterior Angles?
How many lines of reflection does a regular hexagon have?
What are 6 lines of symmetry?
If a triangle has angles that measure (2x+3)degrees, 80 degrees, and 51 degrees, what is the value of x?
What is x=23 degrees?
Find the area of figure b (look at poster 5).
What is 45 in^2?
Translate the quadrilateral with vertices at (1, -2), (-3, 4), (2, 6), and (-1, -5) 4 units right and 7 units up. What are the new coordinates?
What are (5, 5), (1, 11), (6, 13), and (3, 2)?
Look at Poster #3. If m<9=97 degrees, m<12= 114 degrees, find the m<2.
What is 83 degrees?
Translation symmetry only occurs in what?
What is infinite patterns?
Find the m<ACD. (Look at poster #4)
What is m<ACD= 65 degrees?
Find the area of figure c (look at poster 5).
What is 60 ft^2?