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natulia [17]
3 years ago
11

These two problems please help

Mathematics
1 answer:
Wittaler [7]3 years ago
3 0
57. If you draw a diagram and make a right traveler with the Jacques, the base of the cliff, and the top of the cliff, it should be obvious that tan(35 degrees) = (cliff height)/1200m. Solving, cliff height = 1200 * tan(35 deg) = 840 meters.
59.
Original price = 480
After 20% off, price = 480 - 0.20 * 480 = 384
After 7.5% tax, price = 384 + 0.075 * 384 = 412.80, which is the total desired.
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What is equivalent to 7^13/7^7
Deffense [45]

The equivalent expression to 7^13/7^7 would be 7^6.

<h3>What are equivalent expressions?</h3>

Those expressions that might look different but their simplified forms are the same expressions are called equivalent expressions.

To derive equivalent expressions of some expression, we can either make it look more complex or simple. Usually, we simplify it.

We have given an expression as  7^13/7^7

The equivalent expression;

\dfrac{7^{13}}{7^7} \\\\7^{13-7}\\\\7^6

Hence, The equivalent expression to 7^13/7^7 would be 7^6.

Learn more about expression;

brainly.com/question/22246485

#SPJ1

3 0
2 years ago
Saylor Henshaw earned $120 in simple interest in 9 months at an annual interest rate of 5%. How much money did he invest?
Ksju [112]
Annual interest is P*r^t, r is 0.05 here, t is 9/12=3/4=0.75
P*0.05^0.75=120
use your calculaor: P= 120÷ (0.05)^0.75=1135
so he invested about 1135 dollars
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</span> </span> </span></span>
3 0
3 years ago
A regular hexagon is inscribed in a circle as shown determine the measure of FE
Ostrovityanka [42]
The complete question in the attached figure

we know that
1) <span>The triangles that are formed in the hexagon by joining all the vertices with the center of the hexagon are all equilateral and are equal in size
therefore
the radius of the circle is equals to the length side of the regular hexagon
FE=BP--------> FE=6 cm

the answer is
FE=6 cm </span>

3 0
3 years ago
Read 2 more answers
Hermie cuts out 60% of the shapes from his paper. He cut out 12. Enter the number of shapes on Hermie's paper.
pentagon [3]

Answer:

Step-by-step explanation:

12 = 60% of x = 0.6x

x= 12/0.6= 20

Paper had 20 shapes. He cut out 12 shapes; 8 shapes remain

6 0
2 years ago
Four more than a number is 27
son4ous [18]

Answer:

23 is the answer of the question

3 0
3 years ago
Read 2 more answers
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