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The diagram shows a rectangle.
0.5 cm
Not drawn accurately
7 cm
Four of these rectangles are put together as shown.
Not drawn accurately
Calculate the shaded area.
+
cm
Submit Answer​

-232

step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

30.5*10=350$

you have to multiply the number without the decimal point then add it later but if its tenn u must move the place value of the decimal point 1 to the right.