An electric heater uses 3/5 watts power each hour. how man watts power will the heater use in a 1/2 hour

Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d

How do i do this activity, is appreciated

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor