Answer:
12 which is on C
Step-by-step explanation:
use pathogoras theorem
a^2+b^2=c^2
16^2+b^2=20^2
256+b^2=400
b^2=400-256
b^2=144
b= square root of 144
b= 12
Answer:
Step-by-step explanation:
From the isosceles-base theorem, the measure of the angles adjacent to the pair of congruent sides of the triangle are equal. Since the problem declares 
, the remaining unknown angles are equal (
). The sum of the interior angles of a triangle always add up to 
.
Therefore:
.
Answer:
13.12
Step-by-step explanation:
=12-5=7
=21-12=9
when u look at they have a diffrence of 2 so the answer will have a diffrence of 2 =11
Answer:
Sorry i dont know but need the points
Step-by-step explanation:
