The answer is 54 because you add them
I hope this helps you
w +3 < -8.2
w < -16-3
w < -19
Answer:
18
Step-by-step explanation:



Answer:
height = 7 cm
Step-by-step explanation:
The area (A) of a trapezium is calculated using the formula
A =
h(a + b)
where h is the height and a, b the parallel bases
here a = 6, b = 12 and A = 63, hence
× h × (6 + 12) = 63
h × 18 = 63
9h = 63 ( divide both sides by 9 )
h = 7