determine whether the dilation from K to K' is an enlargement or a reduction. Then find the scale factor of the dilations and x

The mean average cost of standard room per night at a hostel is ? 20.60. therefore, how much does a standard room cost per night at night-time rest days?

Marking brainliest! def undergoes a dilation, with a scale factor of 4, to form d'e'f. side d'e'is 4 times the length of side de. what is the area of d'e'f', compared to the area of def?

Given: △abc, bc> ac, d∈ ac , cd=cb prove: m∠abd is acute