If we join the Center with different corners of the polygon,we find 10 Isoceles triangle with equal side=9.14cm, Making an angle of 36° between the equal sides.
Area of 1 triangle= a*b*sinC/2
= 9.14*9.14*Sin36°/2
= 9.14*9.14*0.587/2
=24.51 cm^2
Area of 10 triangle= 24.51*10
= 245.1cm^2
Answer:
1:39
Step-by-step explanation:
195 divided by 5 is 1:39.
Cot is more than 0 in 1st & 3rd quadrant
csc is more than 0 in 1st & 2nd quadrant
[ Here, quadrant I is common, when both will be greater than 0 ]
In short, Your Answer would be Option A
Hope this helps!
Answer:
0.5
Step-by-step explanation:
6+ 4x = 8
or, 4x = 8-6
or, 4x = 2
x = 0.5
Answer:
B
Step-by-step explanation:
22x21x35 = 16 170
16 170 / 3 = <u>5390</u>
