40 POINTS

PLEASE HELP , DONT SKIP !

NO LINKS OR FILES.

What is the product of 1.7 × 10–13 and 3.5 × 1025? (5 points) 1.8 × 1012 2.06 × 1012 3.5 × 1012 5.95 × 1012

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under