1. Definition of bisector
2. ASA congruence theorem or ASA Postulate
Answer:
yw!
Step-by-step explanation:
Answer:
see explanation
Step-by-step explanation:
using the identity
cos2a = 2cos²a - 1 , then
cos2a
= 2[ (a + ) ]² - 1
= 2 [ (a² + + 2) ] - 1
= (a² + ) + 1 - 1
= (a² + ) ← thus verified
4.6 x 2 = 9.2. 9.2 x 3.14 = 28.8. so your answer is C= 28.8
Answer:
area of trapezoid/trapezium =
h=height
a and b are the parallel sides (top 2.5 and bottom 6 in this pic)
so