Answer:
2:25
Step-by-step explanation:
Answer:
390cm
Step-by-step explanation:
1. find area of rectangle
1. 15cm x 20cm= 300 cm
2. find area of triangle
1. 1/2 (12 x 15)= 90cm
300+90
Answer: 2hrs?
Step-by-step explanation: 3-2=1+1 hour she took alone = 2hrs