Step-by-step explanation:
Let its complementary angle be x.
So
81+x=90
so, x = 9.
so
complementary angle of 81° is 9°.
Answer:
I think it is 2
Step-by-step explanation:
AD is 2. AD is congruent to DC. So that means y = 2. I am not completely sure though.
Answer:
volume of the triangular pyramid=1/3×base×height
=1/3×(1/2×6×5)×10
=1/3×15×10
=50 yd³
Answer:
(6x+5)(4x−1)
Step-by-step explanation:
24x² + 14x - 5 Factor the expression
(6x+5)(4x−1) Double check the answer by FOILing
24x² - 6x + 20x - 5 Combine like terms
24x² + 14x - 5 This answer does work
If this answer is correct, please make me Brainliest!
Answer:
2/3
Step-by-step explanation:
