Scales
Triangles
Circles
Vocabulary
Miscellaneous
100
A shape has a side length of 5. What is the side length of a scaled copy with a scale factor of 3?
What is 15?
100
Find the missing angle measure.
What is 50 degrees?
100
Find the circumference of the circle. Round to the nearest hundredths place and include units.
What is 37.7 cm?
100
A point on a triangle/angle where two line segments meet.
What is a vertex?
100
Find the perimeter of the compound shape. Include units.
What is 100 m2?
200
A shape has a side length of 9. A scaled copy has the same side length as 3. What is the scale factor?
What is 1/3?
200
Find the missing angle measures.
What is 75 degrees and 75 degrees?
200
Find the diameter of a circle with a circumference of 52 meters. Round to the nearest hundredths place and include units.
What is 16.55 m?
200
The perimeter of a circle.
What is circumference?
200
Find the area of the triangle. Include units.
What is 63 in2?
300
A polygon has side lengths of 10, 16, and 13. Using a scale factor of 1/2, what are the side lengths of the new polygon?
What is 5, 8, and 6.5?
300
How many triangles can the following dimensions create? State evidence.
Angle A = 44 degrees
Angle B = 120 degrees
Angle C = 16 degrees
What is multiple triangles? We are given 3 angles whose measures add up to 180 degrees. The side lengths can change to make several scaled copies.
300
Find the area of the circle. Round to the nearest hundredths place and include units.
What is 615.75 cm2?
300
A tool used to measure and construct angles and triangles.
What is a protractor?
300
Find the area of the compound shape. Include units.
What is 34 ft2?
400
The two polygon's below are similar. Find the scale factor and the length of side IG.
What is a scale factor of 1/2 and a side length of 14?
400
How many triangles can the following dimensions create? State evidence.
Side AC = 12in
Angle C = 40 degrees
Angle A = 112 degrees
What is a unique triangle? We are given angle-side-angle with the side in between and two angles are less than 180 degrees.
400
Find the area of the circle. Round to the nearest hundredths place and include units.
What is 78.54 units2?
400
A 3-sided polygon whose angles all measure 60 degrees.
What is an equilateral triangle?
400
Find the area of the compound shape. Round to the nearest hundredths place and include units.
What is 7.14 in2?
500
What are the other side lengths of the scaled polygon?
What is?
GH= 14/3 = 4 2/3 yd
HI= 6 yd
II= 16/3 = 5 1/3 yd
IF= 6 yd
500
How many triangles can the following dimensions create? State evidence.
Side AB = 7in
Side BC = 14in
Side AC = 6in
What is no triangle? It does not meet the requirements of the triangle inequality theorem (AB+AC<BC).
500
Estimate the radius of a circle whose area is 50 cm2.
Include units.
What is 4 cm?
(Exact value: 3.99cm)
500
A 3-sided polygon whose 3 sides are different lengths and whose 3 angles are different measures.
What is a scalene triangle?
500
Find the area of the compound shape. Round to the nearest hundredths place and include units.
What is 366.07 cm2?