Aright triangle has legs that are 11 inand 13 in long what is the area of the triangle

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m