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Question 1. If the radius of a circle of 2.5 cm, 0.5 cm length of the rectangle on
the lower range of the radius and width of the rectangle of 0.7
cm less than the length,
which is the area of the shaded figure?
Answer: ______.
Question 2. If the rectangle width 1.4 cm, length of a rectangle 3.8 cm greater
than its width, and the circle radius of 0.8 times
the length of the rectangle, then what
is the area of the shaded figure?
Answer:______.
Task 14. Setting area figure
Figure 9 gives the figure consisting of a semi-circle, a square and isosceles right
triangle.
Figure 3
Question 1. What is the area of the figure, if the circle radius of 7.5 cm?
Answer: ______.
Question2. What is the area of the figure, if the diagonal of the square, see?
Answer: ______.
Question3. What is the area of the figure, if the area of an isosceles
right triangle
20.25 cm2?
Answer: ______.
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