Area
The side of a square is 7. What is the area?
A=7x7=49
A square has a side length of 4. What is the perimeter?
P=4x4=16
The radius of a circle is 6. What is the circumference of the circle. Round to the nearest tenth?
6x2=12π=37.7
What are the two formulas for a square?
A=SxS
P=4xS
What does Perimeter mean?
The total distance on the outside of a two dimensional shape.
A rectangle has a side length of 30 and a width of 20. What is the area?
A=30x20=60
A rectangle has a length of 6 and a width of 3. What is the perimeter of the rectangle?
P=(6x2)+(3x2)=18
A circle had a diameter of 20, what is the circumference.Round to the nearest hundredth?
20π=62.83
What are the two formulas of a rectangle?
A=LxW
P=2(L+W)
What does Area mean?
The amount of space occupied by a two dimensional shape.
The height of a triangle is 25 and the base is 50. What is the area?
A=25x50/2=1250/2=625
A triangle has three sides side a=8, side b=2, side c=6. What is the perimeter?
P=8+2+6=16
A circle has a radius of 15. What is the circumference.Round to the nearest hundredth?
15x2=30π=94.25
What are the two formulas for a triangle?
A=BxH/2
P=A+B+C
What is the meaning of Circumference?
The perimeter of a circle.
A trapezoid has 2 bases and a height. b1=21,b2=45,h=18. What is the area?
A=a+b/2h
A=21+45=66/2=33x18=594
A trapezoid had 2 bases and 2 sides. b1=30, b2=12, s1=9,s2=43. What is the perimeter?
P=30+12+9+43=94
The diameter of circle is 70. What is its circumference. Round to the nearest tenths?
70π=219.9
What are the the two formulas used to find circumference?
C=2πr
C=πd
What is the meaning of Pi?
The ratio of a circle circumference to its Diameter.
The perimeter of a square is 28. What is the area?
A=4xs=28/4=7
A=7x7=49
The area of a square is 36. What is the perimeter?
P=√36=6=4x6=24
How many times does the diameter of a circle fit around the circumference?
3 times
What is the Formula to find Area of a Circle?
A=πr2
What does diameter and radius mean?
D= A straight line passing through the center of a circle.
R= A line segment extending from the center of a circle to the circumference.