Determine if each group of three side is a triangle.
Triangle | Not a Triangle | |
|---|---|---|
16 m, 21 m, 39 m | ||
18 in, 6 in, 13 in | ||
34 km, 27 km, 58 km | ||
29 ft, 38 ft, 9 ft | ||
12 cm, 12 cm, 25 cm | ||
31 yd, 14 yd, 19 yd |
Given two sides of a triangle, you can set up an inequality using the sum and difference to show the range of possible lengths for the third side:
14 and 22
a) Set up difference and sum that shows the possible range of side lengths for the third side
b) Write the inequality the shows the range of lengths that could be a third side this triangle:
Given two sides of a triangle, you can set up an inequality using the sum and difference to show the range of possible lengths for the third side:
31 and 28
a) Set up difference and sum that shows the possible range of side lengths for the third side
b) Write the inequality the shows the range of lengths that could be a third side this triangle:
Given two sides of a triangle, you can set up an inequality using the sum and difference to show the range of possible lengths for the third side:
24 and 7
Write the inequality the shows the range of lengths that could be a third side this triangle:
Given two sides of a triangle, you can set up an inequality using the sum and difference to show the range of possible lengths for the third side:
8 and 17
Write the inequality the shows the range of lengths that could be a third side this triangle ( use <x< )
How many integer values of x are there so that x, 5, and 8 could be the lengths of the sides of a triangle?
How many integer values of x are there so that x, 12, and 6 could be the lengths of the sides of a triangle?
A plot of land is in the shape of rhombus ABCD. If you had to build a fence from point A to C, What is the largest fences you might need to build? Round your answer to the nearest meter.
If the fencing you have to use costs 45 dollars for each meter. What is the most money you might need to spend to build the fence? Round your answer to the nearest dollar.
Find the value of x.
Find the value of y.
Find the value:
x=
m∠P=
m∠Q=
m∠R=
Match the image with the angle relationship it describes...
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
| arrow_right_alt | Vertical angles | |
| arrow_right_alt | Supplementary angles | |
| arrow_right_alt | Complementary angles | |
| arrow_right_alt | Linear pairs | |
| arrow_right_alt | Adjacent Angles |
Match the definition of the angle relationship with the angle relationships it describes...
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Any two angles whose sum is 90° | arrow_right_alt | Vertical angles |
Two angles that are next to each other and share a common side. | arrow_right_alt | Supplementary angles |
Any two angles whose sum is 180° | arrow_right_alt | Complementary angles |
Two angles across from each other on intersecting lines. They are always congruent! | arrow_right_alt | Linear pairs |
Two angles that are adjacent and supplementary. They form astraight line! | arrow_right_alt | Adjacent Angles |
Match the angle pairs with their relationship.
equal 180 together | are the same size | |
|---|---|---|
Match the example to what type of angle pair it represents.
Item 2
Item 1
Corresponding Angles
Alternate Interior Angles
Alternate Exterior Angles
Same-Side Interior Angles
Same-Side Exterior Angles
Alternate Interior Angles are congruent
Alternate Exterior Angles are congruent
Corresponding Angles are congruent
Same-Side Interior Angles are supplementary
Same-Side Exterior Angles are supplementary
Also
Linear pairs of angles are supplementary
Vertical angles are congruent
Find x so given that a || b.
x=
What is the reason?
List the sides in order from smallest to largest.
Smallest
Middle
Largest
List the sides in order from smallest to largest.
List the sides in order from smallest to largest.
List the sides in order from smallest to largest.
List the sides in order from smallest to largest.
List the sides in order from smallest to largest.
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
List the angles in order from smallest to largest.
Use the "$$ \angle $$" symbol
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
Find the value of x
