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3 years ago

A 9 foot tall tree casts a 5 foot shadow . At the same time a house casts a 28 foot shadow. How tall is the house?

Mathematics

1 answer:

ruslelena [56]3 years ago

3 0

Answer:

Step-by-step explanation:

it is 33 if you get it wrong than dab

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Help solve for r algebra

bija089 [108]

Answer:

$\frac{20}{7}$

Step-by-step explanation:

Multiply both sides by 7 to get rid of the denominator on the Right Side (RS). Do the same for the left side (LS) by multiplying both sides by 5 to get:

$7r=4(5)$

Simplify: $7r=20$

Divide both sides of the equation by 7 to get: $r=\frac{20}{7}$

6 0

3 years ago

The present shown below is a cube.

anastassius [24]

Answer:

SA = 2400 cm²

Step-by-step explanation:

SA of a cube = S² x 6 (the number of its faces)

SA = 20² x 6

SA = 400 x 6

SA = 2400 cm²

8 0

3 years ago

Can you please solve this equation?

zmey [24]

x = -52 4/17
the full answer in attachments

3 0

3 years ago

HELP!!

Sonja [21]

B) The side opposite the 60° angle is longer than the side opposite the 30° angle

3 0

3 years ago

What is the value of x three times less than the value of 45−10x?

Mekhanik [1.2K]

This is the concept of algebra. The value of x three times less than the value of 45-10x will be as follows;
The value of x three times is:
3x
subtracting 45-10x we get:
3x-(45-10x)
3x+10x-45
13x-45
the answer is:
13x-45

6 0

3 years ago