Answer:
41.472 m²
8.449m²
Step-by-step explanation:
c) scale facot is 7.2/5 = 1.44
the square scale factor is 1.44^2 = 2.0736
times 20 by this to get the area
2.0737x 20 = 41.472 m²
d) 2.8/6 = SF = 0.467
0.2178 x 38.8 = 8.449m²
Answer:
5/4 or 1 . 1/4
Step-by-step explanation:
3/4 + 1/2 = 5/4 or 1 . 1/4
Answer:
6280 mm squared
Step-by-step explanation:
To find the area Of a cylender we multiply pi times r squared times the height, and we can put pi as 3.14
the radius is 10 mm, and the height is 20 mm.
pug it in.
3.14 times 10 squared times 20.
3.14 time 100 time 20
314 times 20
6280 mm squared
