Angles
What is the name of an angle thats greater than 90 degrees but less than 180 degrees?
Obtuse Angle
What is the first thing you do when naming a polygon?
Count the number of sides.
What is a line of symmetry?
The line that divides a shape into 2 equal parts.
What is the formula for area?
A=LxW
What label do you need to remember when measuring area?
SQUARE! Square feet, square inches,
What is the definition of an acute angle?
An angle that measures more than 0 degrees but less than 90 degrees.
What is a parallelogram?
A shape with 4 sides, that has exactly 2 sets of parallel sides.
Draw the lines of symmetry for a square. How many lines are there?
4 lines.
What are the 2 formulas for perimeter?
P=L+L+W+W
P=(Lx2)+(Wx2)
Draw a triangle with at least 2 acute angles.
I will come check!
Draw an angle that measures 112 degrees.
I will come check!
Draw a shape with at least one right angle. What would you name this shape?
I will come check your drawing!
How many lines of symmetry does a circle have? How do you know?
INFINITE! You can fold a circle infinite times to create 2 equal halves.
What is the area of a rectangle with the following dimensions?
L=12in
W=9in
108 square inches
What slogan can we sing to remember what parallel, intersecting, and perpendicular lines are?
Parallel lines never meet, intersecting lines make Vs, perpendicular lines meet at 90 degrees put your hands in the air with me!
Ray sketched a straight angle. He divided the angle into 2 smaller sections, section a and section b. If section a is 87 degrees, what is the measurement of section b?
93 degrees
What is the definition of a trapezoid? Draw an example.
A quadrilateral with only one set of parallel sides. Drawings will varry.
How many lines of symmetry does a hexagon have? Show your work!
6 lines!
What is the perimeter of a rectangle with the following dimensions?
L= 34ft
W=57ft
182 ft
Draw a vertex, line, and line segment. What is the difference between a line and a line segment?
A line continues in both directions forever and every, a line segment has a point on each end signifying its just a part of the line.
Sunny was facing the front of the classroom when he made a 45 degree angle turn to the right. Then he made a 180 degree turn the same way, and then turned 90 the opposite way towards the left. Which direction of the classroom did Sunny end up facing? What is this degree measurement?
He ended up facing the back-right side of the classroom, and it measured 135 degrees.
Name 4 types of quadrilaterals.
square, rhombus, trapezoid, rectangle
How many lines of symmetry does a star have?
5 lines
Find the area and the perimeter of a rectangle with the following dimensions.
L= 28in
W= 39in
Area: 1,092 square inches
Perimeter:134 inches
Find the area and perimeter of a hexaright drawn by me!
Check answers after drawing!