the area of a parallelogram is 120. of the base is reduced one-half of its original length, and it height is quadrupled, what is the new area

30
60
120
240**

7 answers

Well, a square is a parallelogram
A =s^2
new A = (s/2)(4s) = 2 s^2
120 * 2 = 240
so yes, agree :)
Thank you Damon.
area unit test
1. d
2. c
3. a
4. c
5. all are considered correct
6. a
7. a
8. a
9. b
10. d
11. a
12. a
13. a
14. c
15. c
16. d
I just took the test. The answers are as follows:
1. A. 60 cm.
2. B. m<1=45, m<2=67.5
3. A. 13/3 ; 196/9
4. B. 309.0
5. All are considered correct
6. A. Arc AB 162
7. 30 pi
8. B. 10.89 pi
9. D. 11.7
10. C. (120pi +36 square root 3)
11. B. 1,036
12. C. 25.2
13. C. 60
14. D. 374.4
15. C. 8877
16. B. 60
They changed the test! Now, for the final question, the height is doubled, and the answer choices are all different. IE. 60 is not a choice for question 1. :(
D
A
A
B
B
B
B
D
B
D
A
B
A
B
C
B
pretty sure these are all correct unless test changed but i just took it so
UPDATED ANSWERS!!
1. C: 72cm2
2. B:m<1=45; m<2=67.5
3. B: 7/2 and 49/4
4. B: 172.0 in 2
5. Chose any answer! its a freebie!!
6. B: ab; 115
7. B: 28 pi in
8.B: 10.89 pi m2
9. B: 9.7 m2
10. C: 120 pi + 36 _/3)m2
11. A: 1218 in2
12. B: 17.1
13. B: 45ft2
14. B: 492.0 yd2
15. D: 12,415 square yards
16. B: 60

I hope i typed those right!!
Good luck!!