Question

7. What is the area of a handkerchief which has 48 cm on all sides? What will
happen to the area if you double the side?
A. 9, 216 sq. cm
C:9, 316 sq. cm
B. 9,236 sq. cm
D. 9, 426 sq. cm
8. A piece of land was converted into residential lots which are in the shape of
parallelogram, each measuring 15 m by 8 m. If there are 120 lote, what is the
area of the land?
A. 14 400 sq.m
C. 14, 600 sq. m
B. 14, 500 sq.m
D. 14, 700 sq. m
9. Mr. Gomez owns an orchard which is 28 m long and 24 m wide. He also owns
a rice field which is an area of 500 meters. What is the difference between the
areas of the orchard and the rice field in square meters?
A. 170 sq.m
C. 174 sq.m
B. 172 sq.m
D. 176 sq.m
10. Rhea has a triangle shaped piece of paper with an area of 135 meters. If the
base is 18 meters, what is the height?
Alim
B. 13m
C. 14m
D. 15m​

Answer 1

Answer:

Ans 7- (A) 9,216 sq. cm

Ans 10 - (D) 15m

Step-by-step explanation:

Ans 7 - Area of square = side. side

= 48.48 = 2304

Now all sides are double i.e 96

Area of square = 96.96 = 9,216 sq. cm

Ans 10 - Area = 135m, base = 18m and height =?

Height = area.2/base

= 135.2/18

= 270/18 = 15m