Answer:
around 76.16
Step-by-step explanation:
30 squared + 70 squared = 5800
square root of 5800 = 76.16
a squared + b squared = c squared
Bn= 9 cm
tw=14 cm
bf=17 cm
<w =82⁰
<b= 67⁰
<f= 31⁰
360-63
=297 my guy