Angles | ||
#1 | An angle greater than 0 and less than 90 degrees. | acute angle |
#2 | Two angles that equal 180 degrees. | supplementary angles |
#3 | An angle is divided in half by a ___________. | bisector |
#4 | This forms angles by intersecting two or more lines. | transversal |
#5 | Angles that are opposite and congruent. | vertical angles |
Triangles | ||
#1 | A triangle in which all sides are congruent. | equilateral triangle |
#2 | A triangle in which no sides are congruent. | isosceles triangle |
#3 | Perimeter of a triangle with sides 4, 7, and 8 cm. | 19 cm |
#4 | Area of a triangle with base of 12 ft. and height of 4 ft.? | 24 square feet |
#5 | Find the missing angle of a triangle with angles of 47 degrees and 52 degrees. | 81 degrees |
Quadrilaterals | ||
#1 | Find the perimeter of a square with sides of 12 inches. | 48 inches |
#2 | This is a quadrilateral with all congruent sides and all congruent angles. | square |
#3 | This is a quadrilateral with only one set of parallel lines. | trapezoid |
#4 | A rectangular piece of land has a perimeter of 300 ft. If one side is 50 ft., what are the lengths of the other 3 sides? | 50 ft., 100 ft., and 100 ft. |
#5 | Find the area of a trapezoid with bases of 4' and 5' and height of 6'. | 27 square feet |
Circles | ||
#1 | The distance from the center to the outer edge of a circle. | radius |
#2 | The perimeter of a circle is called this. | circumference |
#3 | Find the circumference of a circle with a radius of 2 meters. | 12.56 meters |
#4 | Find the area of a circle with a diameter of 20 cm. | 314 square cm |
#5 | Circumference divided by the diameter equals this. | pi |
Vocabulary | ||
#1 | Objects existing in two dimensions; having | What is Two-dimensional objects |
#2 | Objects existing in three dimensions; having length, width, and height | What is Three-dimensional objects |
#3 | A figure in space with three or more triangular faces and a base in the shape of a polygon | What is Pyramid |
#4 | The measure of space occupied by it. It is measured in cubic units such as cubic centimeters. | What is volume |
#5 | A solid figure that has two congruent, parallel circles as it bases. As with prisms, the area of the base tells the number of cubic units in one layer. | What is cylinder |
Final Question | |
The circumference of a circle is 6.28 meters. What is the area of this circle? | 3.14 square meters |