Triangles
All triangles have at least two of this kind of angle
What is an acute angle?
A quadrilateral with exactly one pair of parallel sides is called this.
What is a trapezoid?
What is square feet?
This type of angle has a measure between 90 and 180 degrees.
What is an obtuse angle?
What is 540?
The measure of each of the angles in an equilateral triangle
What is sixty degrees?
A quadrilateral with two pairs of parallel sides is called this.
What is a parallelogram?
The perimeter of a square that has a side length of 15 cm.
What is 60 cm?
A line is also known as a __________ angle.
What is straight?
The reason a triangle cannot have two obtuse angles.
What is this would make the total number of degrees larger than 180?
This type of triangle has sides that are all different lengths.
What is a scalene triangle?
These two types of quadrilaterals that we learned about ALWAYS have four congruent sides.
What are rhombi and squares?
The area of a triangle with a base of 12 centimeters and a height of 5 centimeters.
What is 30 square centimeters?
When two lines intersect, the opposite angles are congruent. These are called _______ angles.
What is vertical?
Two lines intersect and one of the angles that is formed is 80 degrees. The other three angles measure ______________.
What is 80, 100, and 100?
The two ways that we classify triangles
What is by side length and by angle measure?
This type of quadrilateral shares its name with something that Ms. Kory flies professionally.
What is a kite? (Not going to be on the test, but OMG Ms. Kory flies them professionally!!!!)
The perimeter of a hexagon is 36 inches. If you double each side, this is the new perimeter.
What is 72 inches?
Two angles that add up to 180 degrees are called this.
What is supplementary?
An isosceles right triangle has these angle measures.
What is 45, 45, and 90?
The formula for the area of a triangle
What is base times height times one-half?
What is a square?
The area of a hexagon is 40 square inches. If you double the length of its sides, this is its new area.
What is 160 square inches?
This would be a good name for a line with points A, B, and C that looks like this:
___c________a____________b______
What is (any of these are correct)
Line CA, Line CB, Line CAB, Line AB, Line BA, Line BC, Line BAC, Line AC
A pentagon has five angles. Four of these angles measure 500 degrees in total. What is the measure of the fifth angle?
40 degrees.