Answer:
3 hours and 20 minutes
Step-by-step explanation:
Answer:
66-18=28+20
Step-by-step explanation:
Yes, this is a right triangle!
The ratio is identifiable as a 3:4:5 triangle, one of the ratios to tell if a triangle is a right triangle
This an isosceles right triangle. The sides opposed to the angle 45° are congruent. Let x be this side==> x²+x² =(7√2)² (Pythagoras)
2x² = 49(2) ==> 2x²= 98 ==> x²=49 & x=7
