Step-by-step explanation:
l = length
w = width
l = 3w
perimeter p = 2l + 2w = 56
using the identity of the first equation
p = 2(3w) + 2w = 56
6w + 2w = 56
8w = 56
w = 7 cm
l = 3w = 3×7 = 21 cm
so, the area is
l×w = 21×7 = 147 cm²
Answer:
ANS: 1 - D
ANS: 2 - B
ANS: 3 - A
ANS: 4 - D
Step-by-step explanation:
For this question I’m pretty sure you have to multiply Base X height to find the area of this equation.
Answer:
10
Step-by-step explanation:
Answer:
Step-by-step explanation:
1. 2/5
2. 9/20
3. 0.43
4. 40.2%
5. 42%
6. 0.403
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I truely hope this is right & i hope this helps you ! <3
