Answer:
Step-by-step explanation:
They are different numbers:
0.269 + 50.9 = 51.169
0.26 + 50.9 = 51.16
To work out the estimate cost you need do 200 * 5=$1000
then I used a calculator and the actual answer is $895
Answer:
Step-by-step explanation:
a) Pythagorean theorem,
altitude² + base² = hypotenuse²
h² + (w² - 1)² = (w² + 1)²
h² = (w² + 1)² - (w² - 1)²
{Compare with (a + b)² - (a -b)² = 4ab where a =w² & b = 1}
h² = 4*w²*1
h² = 4w²

b) Area of triangle = 

c) w =2
Area of triangle = 3w = 3*2 = 6
Answer:
24
Step-by-step explanation:
i used calculator. it is so easy
Step-by-step explanation:
espero que te ayude por favor ponme corona gracias