Answer:
6.76
Step-by-step explanation:
applying pythogorem theorem
a^2+b^2=c^2
5^2+b^2=13^2
25+b^2=169
b^2=169/25
b^2=6.76^2
b=6.76
T would be 72 because 2x2=4 and 4x18=72
The third one pls mark me brainliest
Answer:
288
Step-by-step explanation:
0.40hrs × 720 calories = 288 calories burned