Which polygon has an interior angle sum of 900°
2 answers:
Answer:
D
Step-by-step explanation:
Sum of interior angle = (n-2)180
900 = (n - 2)180
Opening bracket
900 = 180n - 360
180n = 900 + 360
180n = 1260
n = 1260/180
n = 7
Answer:
? i think it d
Step-by-step explanation:
you need to find one with congruent sides (equal)
You might be interested in
2.; it’s the easiest, fastest, and simplest way to get to your factors
Answer:
a = 170
Step-by-step explanation:
0.3a = 51
a = 51 : 0.3
a = 51 : 3/10
a = 51 x 10/3
a = 510/3
a = 170
0.3x170 =
= 3/10x170
= 510/10
= 51
the answer is :c
hope this helps
Answer:
B because 14-5=9 and 9-8= 1
