Answer:
yes
Step-by-step explanation:
Using the converse of Pythagoras' identity
If the square of the longest side is equal to the sum of the squares of the other 2 sides then the triangle is right.
longest side = 15 , then 15² = 225
9² + 12² = 81 + 144 = 225
Thus the sail is a right triangle.
11 is 44% of 25 because 25 divided by 11 is 0.44
Answer: 7.1 yd
Step-by-step explanation:
the formula for arc length is 2πr(x/360), x being the central angle
input the values, so the equation would be 2π9(45/360), which equals 7.1
Answer:
8
Step-by-step explanation:
75cm×20cm=150cm=1.5m
4m×3m=12m
12m÷1.5=8
Answer: ΔBCD ≈ ΔBFD because of SSS
Step-by-step explanation:
1) We have two givens, which count towards two of the sides
2) BD is a reflective side, since they're the same
