Perimeter
Pythagorean Theorem
Formulas
Area of Squares, Rectangles, & Parallelograms
Area of Trapezoids & Triangles
100
What formula is needed to find the perimeter of this shape?
P=a+b+c+d+e+f
100
What formula represents the Pythagorean Theorem?
a^2+b^2=c^2
100
What formula would you use to find the perimeter of this shape?
P=a+b+c
100
What is the area of this square?
25 ft2
100
What is the formula you use to find the area of a triangle when you know the height?
A=(bxxh)/2
A=(1/2)(b)(h)
A=0.5bh
200
What is the perimeter of this shape?
83 units
200
What is the Pythagorean Theorem used for?
To find the length of the hypotenuse.
200
What formula would you use to find the perimeter of this shape?
P=6s
or
P=s+s+s+s+s+s
200
What is the area of this shape?
16 in2
200
What is the area of the triangle?
120 units2
300
A quadrilateral has a perimeter of 60 ft. If three of its sides are 10 ft, 12 ft, and 15 ft long, what is the length of the fourth side?
23 ft.
300
Use the Pythagorean Theorem to find the length of the hypotenuse. Round to the nearest tenth.
13.6 units
300
What is one of the formulas you would use to find the area of a square?
A=bxxh
or
A=s^2
300
What is the area of the parallelogram?
22.75 units2
300
What is the area of the trapezoid?
184 unit2
400
What is the perimeter of this shape?
18 units
400
Given: a 40-ft flagpole casts a 60-ft shadow
Find: length of line segment AB to the nearest tenth.
72.1 ft.
400
What is the formula to find the area of a trapezoid?
A=(base_1+base_2)/2xxh
or
1/2xx(base_1+base_2)xxh
400
Find the area of the parallelogram. You will first have to find the height using the Pythagorean Theorem.
240 units2
400
Find the area of the parallelogram. You will need to use the Pythagorean Theorem to find the height first.
A = 28 units2
500
Regular Nonagon, s = 12
Perimeter = ________________
108 units
500
Using the Pythagorean Theorem, find the length of the missing leg of this right triangle.
5 units
500
Write Heron's Formula.
Area = sqrt s(s-a)(s-b)s(b)
s=1/2(a+b+c)
500
What is the area of the parallelogram? You will first need to use the Pythagorean Theorem to find the height.
36 cm2
500
Use Heron's Formula to find the area of this triangle. Round your answer to the nearest tenth.
41.6 units2