Peter reflected parallelogram abcd across the y-axis. if angle a is 115° and angle b is 65°, what is the degree measurement of angle a'?

if x decreases by 4 then y increases by 10

step-by-step explanation:

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

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