221.1 and .0004 are the answers.
No because Jordan could have rushed working on the radios and the radios couldn't have turned out well. It said the most efficient that means good quality
(3p - 7)(3p + 7) =
(3p × 3p) + (3p × 7) + (-7 × 3p) + (-7 × 7) =
9p^2 + 21p - 21p - 49
= 9p^2 - 49
Therefore, answer would be D.
The answer is D. SAS, ASA, and SSS show congruent triangles.
6c^2-5d+8
6 (5)^2-5(4)+8
30^2-20+8
900-20=8
880-8=872
ANSWER:872