DE is the long narrow side, so judging from the picture, we can assume that DE is 6.
Answer:
Step-by-step explanation:
-3i √(-40) = -3i √40i² ...(i² = - 1)
= -3i √40 i
-3i √(-40) = 3√40
No you would not use the Pythagorean Theorem, You would take the two sides and multiply them together, and divide it by 2.
Answer:
{7x^2+168x+840}/{x+12}
Step-by-step explanation: