Answer:
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Step-by-step explanation:
I need points sorry
Option 1 and option 4 are inversely proportional.
Inversely proportional means when one variable increases the other decreases in proportion.
Option 1 is true. When the number of tractors increases, the time to plow a farm decreases.
Option 4 is also true. If height is too large, base area should be too less to equalize the area.
2520
= 10 * 252
= 2 * 5 * 2 * 126
= 2 * 5 * 2 * 2 * 63
= 2 * 5 * 2 * 2 * 7 * 3 * 3
= 2^3 * 3^2 * 5 * 7
Answer:
40
Step-by-step explanation:
The given shape is made up of 4 equal right angled triangles.
Formula : -
Area of right angled triangle
= bh / 2
Here,
Base ( b ) = 5
Height ( h ) = 4
Area of each right angled triangle
= bh / 2
= ( 5 x 4 ) / 2
[ 4 = 2 x 2 ]
= ( 5 x 2 x 2 ) / 2
= 5 x 2
= 10
Area of 4 right angled triangles
= 4 x 10
= 40
Note : -
" □ " signify " right angle ".
angle TS = 74°
Straight line is 180°, so add PT and SR
(64+42 = 106)
Subtract 180 from 106, you get 74 :)