Answer:
c. 16/35
Step-by-step explanation:
2/5 divided by 7/8
2/5 x 8/7
stay change flip
Equation = a² + b² = c²
a = 80
b = 39
c = Diagonal
a² + b² = c²
80² + 39² = c²
6400 + 1521 = c²
c² = 7921
c = √7921
c = 89
Answer = 89 units
Well you never sent a picture but the most logical answer is 80 cm
It usually works well to do what the instructions tell you. Multiply each diameter by 3.14.
a) 3.14×6 cm = 18.84 cm
b) [can't read the picture]
d) 3.14×9 in = 28.26 in
e) 3.14×11 mm = 34.54 mm
The 7 is in the Ones place