Find the sum of the interior angle measure of a convex decagon (10 sided shape)

#15. square

step-by-step explanation:

because quadrilatural (idk how to spell it) means somthing that is not 3d or like, equal sides (or somthing like that   you know what i meanz)

hope this halps!

bai!

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58

c. 1,233 miles