Answer:
50 per hour
Step-by-step explanation:
It would be A because the scale factor is 3 so 10x3=30 (side A) and 13x3=39 (side B)
Answer:
Step-by-step explanation:
Triangle A
Use Pythagorean theorem.
x² + 12² = 13²
x² + 144 = 169
x² = 169 - 144
x² = 25
x = √25
x = 5 cm
Triangle B:
y² = 12² + 5²
= 144+ 25
= 169
y = √169
y = 13
Answer:
4m^4 - 8/3m^2 n^2 + 4/9n^4
Step-by-step explanation:
(2m^2 - 2/3n^2)(2m^2 - 2/3n^2)
= 2m^2(2m^2 - 2/3n^2) - 2/3n^2(2m^2 - 2/3n^2)
= 4m^4 - 4/3m^2 n^2 - 4/3m^2n^2 + 4/9n^4
= 4m^4 - 8/3m^2 n^2 + 4/9n^4
4 side = 72 ft
2 of the sides = 16 ft
16 x 2 = 32
72 - 32 = 40
40 / 2 = 20
20 ft