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12 ABC and ACD are right-angled triangles. DC = 8cm Angle ADC = 45° Angle ABC = 20° D 45° A 8 cm C Work out the length of AB. Give your answer correct to 3 significant figures. 20° B

answered Dec 24, 2024

1 answer 227k views

In the vertebrate olfactory system, the olfactory receptor cells have one end in the olfactory epithelium, and the other end makes synapses with neurons in the __________ of the brain.

asked Nov 22, 2024

1 answer 178k views

A project superintendent for acme construction is ready to order concrete for the foundation slab of the building to which he has been assigned. looking at the drawings, he realizes that the concrete volume

asked Nov 17, 2024

1 answer 36.0k views

Rajiv investigates the water content of some soils. here is his method . 1. measures the mass of an evaporating dish 2. adds 20g of soil into a drying oven for 24 hours 3. measures the new mass of the

answered Sep 30, 2024

1 answer 176k views

Cretinism is a form of ________ caused by ______ deficiency Fill in the blank with: a) hyperthyroidism, b) tyrosine, c) hypothyroidism, d) iodine, e) serine

answered Sep 1, 2024

1 answer 111k views

The ratio of the measures of the three angles is 2:5:3 find each angle

answered Jun 20, 2024

1 answer 200k views

Number of moles in 45 grams of glucose

answered May 17, 2024

1 answer 31.3k views

The space between two square flat parallel plates is filled with oil. Each side of the plate is 60 cm. The thickness of the oil film is 12.5 mm. The upper plate, which moves at 2.5 m/s, requires a force

answered May 12, 2024

1 answer 134k views

What is the slope of line represented by 5x-12y=24

asked May 9, 2024

1 answer 55.8k views

This mystical word used in mantras contains 3 sounds, but in English it's 2 letters a) Aum b) Zen c) Chi d) Om

asked May 6, 2024

3 answers 60.2k views

What is the name of the molecular compound SF5? a. sulfur hexfluoride b. sulfur heptafluoride c. monosulfur tetrafluoride d. sulfur pentafluoride

answered Apr 19, 2024

1 answer 45.9k views

The diagnosis of heart failure is usually confirmed by which of the following? A) Chest x-ray B) Ventriculogram C) Electrocardiogram (12-lead) D) Echocardiogram

asked Apr 15, 2024

1 answer 99.9k views

How are the Earth's crust and humans the most similar according to these graphs? a Silicon is rarely found in nature. b Chemical reactions occur with similar frequency in humans and the Earth's crust.

asked Mar 18, 2024

1 answer 64.0k views

What is the uniform temperature of the cosmic microwave background radiation?

answered Mar 15, 2024

1 answer 235k views

A physician asks the medical assistant to enter data into a patient's electronic medical record using the SOAP format. What does the "P" represent? A. Physician name B. Problem C. Progress D. Plan

answered Mar 7, 2024

1 answer 36.1k views

In the Solow model, how does a decrease in the rate of population growth n affect the steady-state value of each of the following variables? Increases Decreases Stays the same a. The savings rutes d. The

answered Jan 5, 2024

2 answers 53.5k views

!!!!!!pls help!!!!!!

asked Nov 18, 2023

1 answer 16.6k views

Kaltlin bought some books for $6 each and received a discount of $8 off of her total purchase. She spent $58 after the discount. How many books did she buy? Write an equation that can be used to answer

asked Nov 12, 2023

1 answer 142k views

Pick all of the expressions that are equivalent to 3(m+2) +8. a). 3m + 2 +8 b) 3m +6 + 8 c). 3m +14 d). 14 + 3m e). 3+m+2+8

asked Nov 4, 2023

1 answer 24.3k views

How to separate water from a mixture of rice and peas? Please

asked Jul 20, 2023

1 answer 57.6k views

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