Circles
What is the radius of a circle
The distance from the center of the circle to the outside of the circle
What does Congruent mean?
Same or identical in size/form.
How do you find the perimeter of the triangle?
Add all of the sides together!
How do you find the area of a triangle?
Use the rule--> 1/2 x b x h or 0.5 x b x h
How many days in a typical year?
365 days
What is the diameter of a circle?
A line that goes through the center of the circle touching both sides of the circle.
What is the name of a triangle where all sides are equal?
Equilateral Triangle
Draw a triangle where side a=6 in, b=6in, c= 7in: What is the perimeter?
p = 19 in
Draw an isosceles triangle where side a=6 in, b=7in, c= 6in & h= 8in: What is the area?
a = 28in
3/4
What is the radius of the circle if the diameter of 14in.
7 in.
What is the name of a triangle where all sides are NOT equal?
Scalene Triangle
Draw a triangle where side a=8.5 in, b=10.6in, c= 9in: What is the perimeter?
p = 28.1 in
Draw a right triangle where side a=9.5 in, b=12in, c= 14in: What is the area?
a= 57in
Mrs. Brown has 5 dozen cookies. How many cookies does she have?
60 cookies
What is the radius of the circle if the diameter is 25 in.
12.5 inches
or
12 1/2 inches
This triangle has 2 sides that are congruent, what is its name?
Isosceles Triangle.
Draw a triangle where side a=8.5 in, b=8.5in, c= 8.5in: What is the perimeter?
p = 25.5 in
Draw an isosceles triangle where side a=7.5 in, b=10.5in, c= 7.5in & h= 10in: What is the area?
a = 52.5in
Mrs. Lopez bought a new shirt for $12.25. She gave the cashier a twenty dollar bill. How much change will she receive?
$7.75
What is the circumference of the circle with a radius of 6 in.
37.68 inches
I am a triangle with a 90 degree angle, whats my name?
Right Triangle
Draw a triangle where side a=5.2 in, b=6.8in, c= 7.9in: What is the perimeter?
p = 19.9 in
Draw a right triangle where side a=12.6 in, b=14.2in, c= 18in: What is the area?
a = 89.46 in
If Mr. Hernandez wants to go kayaking for 75 minutes and he starts at 10:45. What time should he head back to the shore?
Noon