3. In triangle ABC (not a right triangle), altitude CD is drawn to side AB. The length of AB is c.
Which of the following statements
must be true?
A. The measure of angle ACB is the same
measure as angle B.
(B. b2 = c2 + a².
А
C. Triangle ADC is similar to triangle ACB.
The area of triangle ABC equals în. c.

Which of the following lines is parallel to x=4? a- 3y=9 b- y=4 c- x=2 d- x=y answer this as soon as possible xoxo lo ; )

Which of these choices show a pair of equivalent expressions?

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?