Answer:
1. x = -3 or x = 5
2. x = 4 or x = 7
3. - 4 and 9
4. x = 4 or x = - 6
5. Unfortunately I got this one wrong, but put the answers above and you'll get an 80%
Answer:
C I think
Step-by-step explanation:
hope it's correct
Answer:
56 cm²
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = h(a + b)
where h is the perpendicular height and a, b the parallel bases
here h = 4, a = 5 + 9 + 5 = 19 and b = 9, thus
A = × 4 × (19 + 9) = 2 × 28 = 56 cm²