Solve for a side in right triangles ???!

20°

Step-by-step explanation:

AB = 70°

BC= 90°

AC=x

ASP (angle sum property)

180°= 70°+90°+x

180°= 160°+x

x=180°-160°

x=20°

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

happy to

pls mark as brainliest

6.5

step-by-step explanation:

you said it was in the question

~courtney