Answer:
∠ 1 = 142°
Step-by-step explanation:
∠ 1 and 38° form a straight angle and are supplementary, thus
∠ 1 + 38° = 180° ( subtract 38° from both sides )
<em>Negative</em>
y = 23/(3 + x)
Answer: height is 7 inches
height=2 ×Area/Base
= 2 (150.5/43)
=2 (3.5)
h = 7
B. X4+ 4x2 +8x is the answer
