Zane calculated the missing side length of one of these triangles using the Pythagorean Theorem. Which triangle is it? Four triangles are shown. Triangle A has sides marked 4 and 5. Triangle B has sides marked 2 and 4 and a right angle marked in between them. Triangle C has three equal sides, and two sides are marked 4 and 4. Triangle D has sides marked 3 and 5. A B C D

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

df =

both have same length

$320 to $405

step by step explanation:

in one day he earns between $64 and $81

therefore if he works for 5 days, he will earn between 64 x 5 to 81 x 5

= $320 to $405

any of them that add up to 180 degrees.