3 years ago

Find the value of x. A. 4.3 B. 2.7 C. 11.6 D. 13.9

Mathematics

1 answer:

kakasveta [241]3 years ago

6 0

Answer:

Explanation:

Pythagorean theorem: a² + b² = c²
Solve for hypotenuse (side x) using: c = √a² + b²

12.8² + 5.3² = 191.93

√191.93

= 13.8538803229

Round the answer

13.9

You might be interested in

The area of a right triangle is 60 ft2. The base of the triangle is 8 ft. What is the length of the hypotenuse? Show your work.

Snowcat [4.5K]

I think the hypotenuse is 17

4 0

2 years ago

Consider the enlargement of the rectangle. Use the proportion to find the missing dimension bod the original rectangle. (Sorry t

fgiga [73]

Here's the right way:

$\dfrac{x}{\frac 3 5} = \dfrac{20}{12}$

$x = \dfrac{20}{12} \cdot \dfrac{3}{5} = 1$

Here's the way they want you to do it:

$\dfrac{x}{\frac 3 5} = \dfrac{20}{12}$

$12 x = 20 \times \dfrac{3}{5} = 12 \textrm{ FIRST BOX}$

$x = 12/12 = 1 \textrm{ SECOND BOX}$

6 0

3 years ago

Read 2 more answers

each batch of mrs.claus toffee makes 14 pieces of toffee if the elves need 8 dozen pieces of toffee how many batches does mrs.cl

Radda [10]

Mrs Claus must make 7 batches

4 0

3 years ago

Read 2 more answers

Simplify the following expressions. (x^-8/y^11)^-2 Please

kobusy [5.1K]

Answer:

y ^22 x ^16

hope this helps

3 0

3 years ago

Joe solved this problem on a math test. 5/6 - 1/4 = 7/8

Travka [436]

Answer:

This is incorrect, the correct answer is 7/12

Step-by-step explanation:

5 0

2 years ago