4
4 - 3 = 1
1 - 3 = -2
-2 - 3 = -5
-5 - 3 = -8
It's the arithmetic sequence.
substitute
Answer:
A glass dome for a lighting fixture is in the shape of a hemisphere. The circumference of the great circle of the hemisphere is
1 answer:
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Answer:
Step-by-step explanation:
sine of A =
opposite = 5
adjacent = 12
hypotenuse = 13
Answer:
A = 76.8 yd²
Step-by-step explanation:
The area (A) of a regular polygon is calculated as
A = pa ( p is the perimeter and a the apothem )
Here p = 8 × 4 = 32 yd and a = 4.8 yd , then
A = × 32 × 4.8 = 16 × 4.8 = 76.8 yd²