Answer:
B
Step-by-step explanation:
The figure is a trapezium with area (A) calculated as
A =
h (a + b)
where h is the perpendicular height and a, b the parallel bases
Here h = 8, a = 10 and b = 6, thus
A =
× 8 × (10 + 6) = 4 × 16 = 64 cm² → B
The first is the first one tho
Answer: A
Step-by-step explanation:
- factor out the greatest perfect foot factor
- the root of a product is equal to the product of the roots of eachother
- reduce the index of the radical and exponet with 5