Circumference and Area of a Circle Quiz Part 1
1) Find the Area of the parallelogram (1pt) base:67 hight:52
A)3,302 ft2
B)3,484 ft2******
C)3,752
D)4,020
2)Find the Area of the triangle (1pt) base:2.8cm hight:7.8cm
A)21.84 cm2
B)21.2cm2
C)10.92 cm2******
D)10.6 cm2
3) Jorge plans to pain a bedroom wall that is shaped like a trapezoid. The bottom edge of the wall is 22.5 feet long, and the top edge of the wall is 9.5 feet long. If the wall is 8 feet tall, what is the area of the wall? (1pt)
A)256 ft2
B)38 ft2
C)90 ft2
D)128 ft2******
4) Find the area of the irregular figure (1pt)
A)432 units2 ******
B)438 units2
C)650 units2
D)864 units2
5)Use 3.14 to estimate the circumference of the circle to the nearest hundredth (1pt)
A)12 in
B)12.56 in
C)25.12 in*****
D)50.24 in2
6)Estimate the diameter of a circle with a circumference of 80 feet (1pt)
A)12.74ft
B)25.48 ft****
C)40 ft
D)50.96 ft
7) Use 3.14 to estimate the area of the cycle with a radius of 9.6 meters. Round your answer to the nearest hundredth.(1pt)
A)30.14 m2
B)289.38 m2****
C)60.29 m2
D)1157.53 m2
8) Suzanne wants to put a fence around her square garden. If the garden covers an area of 100 ft2 how many feet of fencing does she need? (1pt)
A)20 ft
B) 40 ft****
C) 10 ft
D)400 ft
100% correct
Ok so what I can tell these are the answers
1.B
2.C
3.D
4.A
5.C
6.B
7.B
8.B
Correct me if I’m wrong!
#4,5 no idea, since no figure or description.
The rest are correct, so I suspect that your answers to 4,5 are also correct.