Two angles are complementary. one contains 20° more than the other. find both angles. the measures of the angles are degrees

The answer is 35 and 55

Step-by-step explanation:

Complementary angles add up to 90 degrees

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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the answer is c: divide the arc's degree measure by 360°, then multiply by the circumference of the circle.