Answer:
OK so I don't know the answer but there is something called calculator soup and it has a million kinds of calculators lemme give u the link
Step-by-step explanation:
calculatorsoup.com
Answer:
D
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = 0.5h(a + b)
where h is the perpendicular height and a, b the parallel sides.
Given A = 120, then
0.5 × 8(a + b) = 120, that is
4(a + b) = 120 ( divide both sides by 4 )
a + b = 30 cm → D
Answer:
not sure
Step-by-step explanation: