Answer: -7.5
Step-by-step explanation:
area = 1/2bh.
area = 1/2(x+6)(5)
area = x/2 + 15
area = x/2 = -15
area = x = -7.5
area = -7.5
Answer:
The answer is A, C and D
Step-by-step explanation:
a
c
d
Answer:
Width = 4m
Length = 12 m.
Step-by-step explanation:
Let width = x, then length = 3x.
Perimeter
= 2(3x + x) = 32
2 * 4x = 32
x = 32 / 8 = 4 m.
The length = 3*4 = 12m and width = 4 m.
