1 st 9 weeks review. what is the name of an angle that measures 49 degrees?
TRANSCRIPT
1st 9 Weeks Review
What is the name of an angle that measures 49 degrees?
• Acute angle: measures between 1 and 89 degress
What are the two ways you can classify a triangle?
• By its sides and its angles
What is the name of a 4 sided polygon?
• Quadrilateral
What is a polygon?
• A closed figure with three or more sides that do NOT intersect
What is the name of this polygon?
• Hexagon: six sides
Classify this triangle by it’s sides:
• Scalene: no sides are equal
Classify this triangle by it’s angles:
• Acute triangle: all angles are acute (less than 90 degrees)
• Which of the following could NOT be a possible name for this shape?
– Polygon
– Quadrilateral
– Parallelogram
– Trapezoid
– Rectangle
• Trapezoid: quadrilateral with only one pair of parallel sides
What does 5 ^4 mean and equal?
• Means: 5 x 5 x 5 x 5
• Equals: 625
What are the steps to Order of Operations?
Parenthesis
Exponents
Addition and Subtraction (In order from Left to Right)
Multiplication and Division (In order from Left to Right)
What is the correct prime factorization of 100?
• 2^2 x 5^2
What measure best describes this angle?
33 degrees
180 degrees
135 degrees
90 degrees
• 135 degrees
Finish the pattern and name it.
2, 4, 6, 8, ____, ____
• 10, 12
• Arithmetic Pattern
Complete the Input/Output Tabley = 2x + 3
x y
2
4
6
• 7, 11, 15
• If x = 3, then what is the answer?
• 50 – 10x = ?
• 20
If a shape has 4 congruent sides, what does that mean?
• All sides are equal
If my shape has two long sides that are congruent, and two short sides that are congruent, what shape do I have?
a. Square
b. Rhombus
c. Rectangle
d. Trapezoid
• Rectangle: a quadrilateral with two short sides that are equal and two long sides that are equal
What is the perimeter of a square if each side measures 5 inches?
• Perimeter = 20 inches
• Perimeter= l + w + l + w
What is the 7th number in the sequence and what type of pattern is it?
3, 5, 8, 12, 17,___, ____
• 30
• Neither!