Angle names
When two lines form an angle that measures less than 90 degrees
Acute Angle
What is the formula for the area of a rectangle
A = L x W
A right angle is cut into two parts. If one is 30o, what is the other angle
60o
parallel lines
What is the formula that can help us find the area of a triangle?
A = (B x H) / 2
Two lines that form an angle who's measurement is equal to 180 degrees
A straight angle
What is the area of a rectangle with dimensions 15 cm by 24 cm?
360 cm2
A straight line is cut into thirds, what are the angles of the straight lines
60o
Two lines that intersect at a right angle
Perpendicular lines
A triangle has sides 4m, 5m, and 6m, what is the perimeter of the triangle
P = 15 cm
Two lines that form an angle of exactly 0 degrees
zero angle
What is the perimeter of a rectangle with dimensions 23 cm by 18 cm?
82 cm
An isosceles triangle has one of it's angle as 40o, what are all the other possible angles of the triangle?
possibility 1: possibility 2:
100o and 40o 70o and 70o
A square has 2 sets ________ sides and 2 sets _______ sides.
Parallel and Perpendicular
14 m
Two lines that form an angle that measures greater than 90 degrees
The area of a square rug equals 81m2. What is the measure of one side of the rug?
9m
when two straight lines intersect one of the angles formed is 113o, what are the other angles. (write the answer in clockwise order)
67o, 113o, 67o
Two lines that intersect but NOT at a 90 degree angle.
Intersecting lines
A ladder is leaning against a wall that is 1.25m tall. If the foot of the ladder is 2m away from the wall, what is the area of the space made by the ladder
1.25m2
Two lines that form an angle that measures exactly 90 degrees
right angles
A blueprint has a floor plan that is 7m by 2.5m, find the area and the perimeter of the floor plan
Perimeter = 19m
Area = 17.5m2
If a person is traveling in a straight linefrom point A to point B at a heading of 45o, what heading would they need to have to travel from point B to point A using the same path
Hint: north is always parallel to north no matter where
225o
What is the name of the lines that intersect on a rectangle?
perpendicular lines
Given the area of a triangle is 30cm2, what are the all the possible combinations of this triangle
B=1cm H=60cm B=2cm H=30cm B=3cm H=20cm B=4cm H=15cm. B=5cm H=12cm B=6cm H=10cm and flipped