$MathMaster logo$

MathMaster

Home
general
find the measurement of an angle if its measure is 78 less than its complement

Question

Find the measurement of an angle if its measure is 78 less than its complement

114

likes

571 views

Answer to a math question Find the measurement of an angle if its measure is 78 less than its complement

$Expert avatar$

4.5

112 Answers

1. Write the equation for the complementary angles given in the problem:

x + (x + 78) = 90

2. Simplify the equation:

2x + 78 = 90

3. Subtract 78 from both sides of the equation:

2x = 12

4. Divide both sides by 2 :

x = 6

So, the measurement of the angle is:

x = 6

Frequently asked questions (FAQs)

Question: What is the result of dividing 2/3 by 1/4?

+

Math question: Find the missing side length x of a triangle given side a = 8, side b = 10, and angle C = 45°.

+

What is the sine of an angle whose tangent is 2? (

+

New questions in Mathematics

A=m/2-t isolate t

-442/c+5=26 what is c?

If L (-2, -5) reflected across y = -4. What are the coordinates of L?

The data set (75, 85, 58, 72, 70, 75) is a random sample from the normal distribution No(µ, σ). Determine a 95% two-sided confidence interval for the mean µ .

Director of reservations believes that 9% of the ticketed passengers are no-shows. If the directors right what is the probability that the proportion of no-shows in a sample of 789 ticketed passengers with differ from the population proportion buy more than 3% round your answer to four decimal places.

Suppose a large shipment of cell phones contain 21% defective. If the sample of size 204 is selected, what is the probability that the sample proportion will differ from the population proportion by less than 4% round your answer to four decimal places

2x-4y=-6; -4y+4y=-8

Raúl, Gilberto and Arturo are playing golf; The probabilities of winning for each one are as follows: (Raúl wins) = 20% (Gilberto wins) = 0.05% (Arturo wins) = ¾%. Perform operations and order events from least to most probable.

Use the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4336 patients treated with the drug, 194 developed the adverse reaction of nausea. Construct a 99% confidence interval for the proportion of adverse reactions.

TEST 123123+1236ttttt

4+168×10³×d1+36×10³×d2=-12 -10+36×10³×d1+72×10³×d2=0

Determine the increase of the function y=4x−5 when the argument changes from x1=2 to x2=3

Solve equations by equalization method X-8=-2y 2x+y=7

Determine a general formula (or formulas) for the solution to the following equation. Then, determine the specific solutions (if any) on the interval [0,2π). cos30=0

A hardware bill totals $857.63 with discounts of 5% and 3%. What is the net cost of the Material ?

Two particles of electrical charges Q1=3.8×10-⁶C and q,=4.4×10-⁶C are separated in vacuum by a distance of 4.0.10-⁸ m. Since K=9.0.10⁹ N.m²/C², the intensity of the interaction force between them, in newtons, is?

What is the total amount due and the amount of interest on a 3-year loan of $1,000 at a simple interest rate of 12% per year?

Solve the following 9x - 9 - 6x = 5 + 8x - 9