Question

Helpppop meeeee plzzzzz

Answer 1

7.4

Explanation:

solve for side a in first triangle:

`10^2-6^2=y^2`

100-36=
`√(64)` (take square root of 64)

y=8

then use 8 to solve for x:

`8^2-3^2=x^2`

64-9=
`√(55)` (take square root of 55)

x=7.4