15 because 14.57 the .57 is above 50 therefore you go up!
Answer:
70cm
Step-by-step explanation:
Area of triangle: (5.8x4)/2=11.6
Area of big rectangle: 8x5.8=46.4
Area of small rectangle: 2.4x5=12
12+46.4+11.6=70
Option 4 is the correct answer
Answer:
7) 8.94
8) 6.71
Step-by-step explanation:
for both questions, use pythagorean theorem

<u>Question 7:</u>

16 + 64 =
80 =

c = 8.94
<u>Question 8:</u>

36 + 9 = 
45 = 

c = 6.71