formula for interior angles of a polygon is 180 times the number of sides minus 2
20 a 20gon has 20 sides, 20 -2 = 18, 180*18 = 3240
sum of interior angles = 3240 degrees
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Answer: OA) 5:3
Step-by-step explanation:
5:3
5 to 3. Or 5/3. Are the 3 ways that you.can write a ratio.
Answer:
D) x = -7.5
Step-by-step explanation:
x + 8 = 0.5
Subtract 8 from each side
x+8-8 = .5 -8
x = -7.5
Answer:

Its a right angle triangle so trigonometry is used.
a is the hypotenuse, b is the adjacent.
Use sin to find a. Use tan to find b.
Answer:
pineapple
Step-by-step explanation:
They are sweet and juicy big pineapples