Answer:
Short leg = √3 cm
Step-by-step explanation:
the opposite angle of long leg is 60°
hypotenuse : x
sin 60° = 3/x = √3 / 2
x = (3 x 2) / √3 = 2√3
short leg length (s)
Cos 60° = 1/2 = s / x = s / 2√3
s = √3
Answer:
40 sq ft
Step-by-step explanation:
A= bh
A= (4)(10)
A= 40
The mistake is line 4, she should have divided 42 by 5, not add 5 and 16
