Step-by-step explanation:
A polyhedron include cube ,prism or pyramid while non polyhedron are sphere, cone and cylinder because they have side that aren't polygon. a prism is a polyhedron with two congruent base ,in parallel planes and the lateral sides are rectangle
D would be the correct answer.
Explanation
a^2+b^2=c^2
4^2+3^2=c^2
16+9
25 units
Answer:
161
Step-by-step explanation:
Step-by-step explanation:
because angle A and C are similar, so
9x-8=28
9x=36
x=4
