Circles
Name a triangle that has three 60 degree angles by its angles and sides.
What is an acute, equilateral triangle?
This angle measures 180 degrees.
What is a straight angle?
What is the sum of the angles in all triangles?
180 degrees
What is the name of the longest chord on a circle. It passes through the center point.
What is a diameter?
What is a triangle with the following angles called: 25, 65 and 90 degrees?
What is a right triangle?
If a triangle has one right angle and one angle that measures 40 degrees, what is the measure of the other angle?
What is 50 degrees?
This shape can be made by using 6 equilateral triangles.
What is a hexagon?
This triangle has one obtuse angle and three sides that are different lengths.
What is an obtuse scalene triangle?
If the radius of a circle is 5 cm, what is the circumference?
30 cm
How many acute angles do all triangles have?
All triangles have at least 2 acute angles
What do we call a quadrilateral with only one pair of parallel sides?
What is a trapezoid?
If two angles put together make a straight angle (supplementary) and one of the angles measures 55 degrees, what is the measure of the other angle?
What is a 125 degrees?
If two angles in a triangle measure 35 degrees, what is the measure of the 3rd angle?
What is 110 degrees?
If the diameter of a circle is 20 inches, what is the radius?
What is 10 inches?
Name a triangle with sides that measure 3 cm, 3 cm and 6 cm and angles that measure 100 degrees, 40 degrees and 40 degrees.
What is:isosceles, obtuse
Which type of quadrilateral is also a parallelogram, rectangle and rhombus?
What is a square?
If two angles put together make a right angle (complimentary) and one of the angles measures 28 degrees, what is the measure of the other angle?
What is 62 degrees?
*Challenge: If one angle in a triangle measures 60 degrees and one side measures 10 cm, what is the measure of the other 2 sides?
What is 10 cm?