Which of the quadrilaterals have right angles?
The rectangle and square have right angles.
What type of triangle has 3 equal sides?
An equilateral triangle has 3 equal sides.
If you open a door 15 degrees and then open it another 87 degrees, what is the total measurement of the open door?
The door has been opened 102 degrees.
In fig. 8, what letter is found at (11, 6)?
Point O is at (11, 6).
What is the geometric term for a line that stops at both ends?
A line segment.
Which quadrilaterals have obtuse angles?
The parallelogram, rhombus, trapezium and rhombus have obtuse angles.
What type of triangle has 0 equal sides?
A scalene triangle has 0 equal sides.
What is the measurement of angle x in fig. 4?
In fig. 8, what are the coordinates of point H?
Point H is at (8, 7)
What is the term for a line that starts at one point and continues on in only one direction?
Which of the "regular" shapes is made from 5 line segments?
The pentagon is made from 5 line segments.
How many 90 degree angles are in a right triangle?
A right triangle has ONE ninety degree angle.
What is the measurement of angle x in fig. 5?
Angle x = 17 degrees in fig. 5.
What letter can be found at (0, 10) in fig. 8?
The letter E is at (0, 10)
What do you call two lines that always stay the same distance apart?
Which of the regular shapes has 3 pairs of parallel sides?
A regular hexagon has 3 pairs of parallel sides.
How many acute angles are in an acute triangle?
An acute triangle has THREE acute angles.
In fig. 6, the hour hand on the clock has moved 120 degrees. When it gets back to the 12 it will have gone 360 degrees. How many degrees are between the 4 and the 12?
There are 240 degrees between 4 and 12.
Graph the points and connect the dots: (3, 3) (3, 7) (7, 7) (7, 3).
What is the area of this shape?
The square has an area of 16 square units.
What do you call lines that meet at a 90 degree (right) angle?
Perpendicular Lines
How many lines of symmetry are on a square?
There are 4 lines of symmetry on a square.
What type of triangle is shown in figure 3? Give both names.
The triangle is fig. 3 is an OBTUSE ISOSCELES triangle.
In fig. 7 the outer angle is 230 degrees. What is the measurement of the obtuse angle on the other side?
The obtuse angle is 130 degrees.
Graph the points and connect the dots: (3, 3) (3, 7) (7, 7) (7, 3).
What is the perimeter of this shape?
The square has a perimeter of 16 units.
What do you call a line that divides something into two equal, mirrored parts?
A line of symmetry