Answer:
d = 13
Step-by-step explanation:
3×4+1=13
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Answer:
|5x+2|-3 = -3 the absolute value of -3=3
Step-by-step explanation:
Answer:
422.389 cm
Step-by-step explanation:
First you have to find the area of the circle then subtract it by the area of the rectangle. To find the area of the circle you have to square the radius then multiply it by 3.14.(12×12=144, 144× 3.14=452.389) Therefore 452.389 cm is the area of the circle. Area of the rectangle 30cm.
452.389 -30=422.389
