Answer:
Step-by-step explanation:
Givens
Length = a
Width = a + 3
Formulas
P = 2L + 2w
Area = L * w
Solution
Perimeter
P = 2L + 2w
P = 2*a + 2(a + 3) Remove the Brackets
p = 2a + 2a + 6 Combine
<u><em>P = 4a + 6</em></u>
Area
Area = L * w
Area = a (a + 3)
<u><em>Area = a^2 + 3a</em></u>
Answer:
C
Step-by-step explanation:
Answer:
15:25
Step-by-step explanation:
15 correct from 25 total
Answer:
hints to solve each. partial answer due to lack of time, hope it helps!
Step-by-step explanation:
1)
a) solve ():
5 + 7 - 9 - 6 + 12 - 10 =
. (5 +7-9-6+12-10)
b) use =
c) use = = 2
use = = 2
2)
a) use =
use = = 2
Answer:
1
Step-by-step explanation: